16553628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 53487616

約数和(自身を除く): 36933988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 163, 182, 186, 217, 234, 252, 273, 279, 326, 364, 372, 403, 434, 468, 489, 546, 558, 651, 652, 806, 819, 868, 978, 1092, 1116, 1141, 1209, 1302, 1467, 1612, 1638, 1953, 1956, 2119, 2282, 2418, 2604, 2821, 2934, 3276, 3423, 3627, 3906, 4238, 4564, 4836, 5053, 5642, 5868, 6357, 6846, 7254, 7812, 8463, 8476, 10106, 10269, 11284, 12714, 13692, 14508, 14833, 15159, 16926, 19071, 20212, 20538, 25389, 25428, 29666, 30318, 33852, 35371, 38142, 41076, 44499, 45477, 50778, 59332, 60636, 65689, 70742, 76284, 88998, 90954, 101556, 106113, 131378, 133497, 141484, 177996, 181908, 197067, 212226, 262756, 266994, 318339, 394134, 424452, 459823, 533988, 591201, 636678, 788268, 919646, 1182402, 1273356, 1379469, 1839292, 2364804, 2758938, 4138407, 5517876, 8276814, 16553628]

約数ペア:

[(1, 16553628), (2, 8276814), (3, 5517876), (4, 4138407), (6, 2758938), (7, 2364804), (9, 1839292), (12, 1379469), (13, 1273356), (14, 1182402), (18, 919646), (21, 788268), (26, 636678), (28, 591201), (31, 533988), (36, 459823), (39, 424452), (42, 394134), (52, 318339), (62, 266994), (63, 262756), (78, 212226), (84, 197067), (91, 181908), (93, 177996), (117, 141484), (124, 133497), (126, 131378), (156, 106113), (163, 101556), (182, 90954), (186, 88998), (217, 76284), (234, 70742), (252, 65689), (273, 60636), (279, 59332), (326, 50778), (364, 45477), (372, 44499), (403, 41076), (434, 38142), (468, 35371), (489, 33852), (546, 30318), (558, 29666), (651, 25428), (652, 25389), (806, 20538), (819, 20212), (868, 19071), (978, 16926), (1092, 15159), (1116, 14833), (1141, 14508), (1209, 13692), (1302, 12714), (1467, 11284), (1612, 10269), (1638, 10106), (1953, 8476), (1956, 8463), (2119, 7812), (2282, 7254), (2418, 6846), (2604, 6357), (2821, 5868), (2934, 5642), (3276, 5053), (3423, 4836), (3627, 4564), (3906, 4238)]