28185948

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1621}}^1$

素因数の和:1664

約数の個数: 96

約数和(自身を含む): 87198720

約数和(自身を除く): 59012772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 207, 252, 276, 322, 378, 414, 483, 621, 644, 756, 828, 966, 1242, 1449, 1621, 1932, 2484, 2898, 3242, 4347, 4863, 5796, 6484, 8694, 9726, 11347, 14589, 17388, 19452, 22694, 29178, 34041, 37283, 43767, 45388, 58356, 68082, 74566, 87534, 102123, 111849, 136164, 149132, 175068, 204246, 223698, 260981, 306369, 335547, 408492, 447396, 521962, 612738, 671094, 782943, 1006641, 1043924, 1225476, 1342188, 1565886, 2013282, 2348829, 3131772, 4026564, 4697658, 7046487, 9395316, 14092974, 28185948]

約数ペア:

[(1, 28185948), (2, 14092974), (3, 9395316), (4, 7046487), (6, 4697658), (7, 4026564), (9, 3131772), (12, 2348829), (14, 2013282), (18, 1565886), (21, 1342188), (23, 1225476), (27, 1043924), (28, 1006641), (36, 782943), (42, 671094), (46, 612738), (54, 521962), (63, 447396), (69, 408492), (84, 335547), (92, 306369), (108, 260981), (126, 223698), (138, 204246), (161, 175068), (189, 149132), (207, 136164), (252, 111849), (276, 102123), (322, 87534), (378, 74566), (414, 68082), (483, 58356), (621, 45388), (644, 43767), (756, 37283), (828, 34041), (966, 29178), (1242, 22694), (1449, 19452), (1621, 17388), (1932, 14589), (2484, 11347), (2898, 9726), (3242, 8694), (4347, 6484), (4863, 5796)]