28453272

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 73920000

約数和(自身を除く): 45466728

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 79, 86, 129, 158, 172, 237, 258, 316, 344, 349, 474, 516, 632, 698, 948, 1032, 1047, 1396, 1896, 2094, 2792, 3397, 4188, 6794, 8376, 10191, 13588, 15007, 20382, 27176, 27571, 30014, 40764, 45021, 55142, 60028, 81528, 82713, 90042, 110284, 120056, 165426, 180084, 220568, 330852, 360168, 661704, 1185553, 2371106, 3556659, 4742212, 7113318, 9484424, 14226636, 28453272]

約数ペア:

[(1, 28453272), (2, 14226636), (3, 9484424), (4, 7113318), (6, 4742212), (8, 3556659), (12, 2371106), (24, 1185553), (43, 661704), (79, 360168), (86, 330852), (129, 220568), (158, 180084), (172, 165426), (237, 120056), (258, 110284), (316, 90042), (344, 82713), (349, 81528), (474, 60028), (516, 55142), (632, 45021), (698, 40764), (948, 30014), (1032, 27571), (1047, 27176), (1396, 20382), (1896, 15007), (2094, 13588), (2792, 10191), (3397, 8376), (4188, 6794)]