221112892

素因数分解:

$2^2\times 7^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 553416192

約数和(自身を除く): 332303300

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 49, 52, 77, 91, 92, 98, 143, 154, 161, 182, 196, 253, 286, 299, 308, 322, 343, 364, 506, 539, 572, 598, 637, 644, 686, 1001, 1012, 1078, 1127, 1196, 1274, 1372, 1771, 2002, 2093, 2156, 2254, 2401, 2548, 3289, 3542, 3773, 4004, 4186, 4459, 4508, 4802, 6578, 7007, 7084, 7546, 7889, 8372, 8918, 9604, 12397, 13156, 14014, 14651, 15092, 15778, 16807, 17836, 23023, 24794, 26411, 28028, 29302, 31213, 31556, 33614, 46046, 49049, 49588, 52822, 55223, 58604, 62426, 67228, 86779, 92092, 98098, 102557, 105644, 110446, 124852, 161161, 173558, 184877, 196196, 205114, 218491, 220892, 322322, 343343, 347116, 369754, 386561, 410228, 436982, 607453, 644644, 686686, 717899, 739508, 773122, 873964, 1128127, 1214906, 1373372, 1435798, 1546244, 2256254, 2403401, 2429812, 2871596, 4252171, 4512508, 4806802, 5025293, 7896889, 8504342, 9613604, 10050586, 15793778, 17008684, 20101172, 31587556, 55278223, 110556446, 221112892]

約数ペア:

[(1, 221112892), (2, 110556446), (4, 55278223), (7, 31587556), (11, 20101172), (13, 17008684), (14, 15793778), (22, 10050586), (23, 9613604), (26, 8504342), (28, 7896889), (44, 5025293), (46, 4806802), (49, 4512508), (52, 4252171), (77, 2871596), (91, 2429812), (92, 2403401), (98, 2256254), (143, 1546244), (154, 1435798), (161, 1373372), (182, 1214906), (196, 1128127), (253, 873964), (286, 773122), (299, 739508), (308, 717899), (322, 686686), (343, 644644), (364, 607453), (506, 436982), (539, 410228), (572, 386561), (598, 369754), (637, 347116), (644, 343343), (686, 322322), (1001, 220892), (1012, 218491), (1078, 205114), (1127, 196196), (1196, 184877), (1274, 173558), (1372, 161161), (1771, 124852), (2002, 110446), (2093, 105644), (2156, 102557), (2254, 98098), (2401, 92092), (2548, 86779), (3289, 67228), (3542, 62426), (3773, 58604), (4004, 55223), (4186, 52822), (4459, 49588), (4508, 49049), (4802, 46046), (6578, 33614), (7007, 31556), (7084, 31213), (7546, 29302), (7889, 28028), (8372, 26411), (8918, 24794), (9604, 23023), (12397, 17836), (13156, 16807), (14014, 15778), (14651, 15092)]