28118408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 30668152

約数列:

[1, 2, 4, 8, 17, 34, 47, 53, 68, 83, 94, 106, 136, 166, 188, 212, 332, 376, 424, 664, 799, 901, 1411, 1598, 1802, 2491, 2822, 3196, 3604, 3901, 4399, 4982, 5644, 6392, 7208, 7802, 8798, 9964, 11288, 15604, 17596, 19928, 31208, 35192, 42347, 66317, 74783, 84694, 132634, 149566, 169388, 206753, 265268, 299132, 338776, 413506, 530536, 598264, 827012, 1654024, 3514801, 7029602, 14059204, 28118408]

約数ペア:

[(1, 28118408), (2, 14059204), (4, 7029602), (8, 3514801), (17, 1654024), (34, 827012), (47, 598264), (53, 530536), (68, 413506), (83, 338776), (94, 299132), (106, 265268), (136, 206753), (166, 169388), (188, 149566), (212, 132634), (332, 84694), (376, 74783), (424, 66317), (664, 42347), (799, 35192), (901, 31208), (1411, 19928), (1598, 17596), (1802, 15604), (2491, 11288), (2822, 9964), (3196, 8798), (3604, 7802), (3901, 7208), (4399, 6392), (4982, 5644)]