28850556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 81607680

約数和(自身を除く): 52757124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 109, 137, 138, 161, 218, 274, 276, 322, 327, 411, 436, 483, 548, 644, 654, 763, 822, 959, 966, 1308, 1526, 1644, 1918, 1932, 2289, 2507, 2877, 3052, 3151, 3836, 4578, 5014, 5754, 6302, 7521, 9156, 9453, 10028, 11508, 12604, 14933, 15042, 17549, 18906, 22057, 29866, 30084, 35098, 37812, 44114, 44799, 52647, 59732, 66171, 70196, 88228, 89598, 104531, 105294, 132342, 179196, 209062, 210588, 264684, 313593, 343459, 418124, 627186, 686918, 1030377, 1254372, 1373836, 2060754, 2404213, 4121508, 4808426, 7212639, 9616852, 14425278, 28850556]

約数ペア:

[(1, 28850556), (2, 14425278), (3, 9616852), (4, 7212639), (6, 4808426), (7, 4121508), (12, 2404213), (14, 2060754), (21, 1373836), (23, 1254372), (28, 1030377), (42, 686918), (46, 627186), (69, 418124), (84, 343459), (92, 313593), (109, 264684), (137, 210588), (138, 209062), (161, 179196), (218, 132342), (274, 105294), (276, 104531), (322, 89598), (327, 88228), (411, 70196), (436, 66171), (483, 59732), (548, 52647), (644, 44799), (654, 44114), (763, 37812), (822, 35098), (959, 30084), (966, 29866), (1308, 22057), (1526, 18906), (1644, 17549), (1918, 15042), (1932, 14933), (2289, 12604), (2507, 11508), (2877, 10028), (3052, 9453), (3151, 9156), (3836, 7521), (4578, 6302), (5014, 5754)]