7887980943

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{2753}}^1$

素因数の和:3144

約数の個数: 48

約数和(自身を含む): 12306149856

約数和(自身を除く): 4418168913

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 307, 549, 921, 1037, 2753, 2763, 3111, 5219, 8259, 9333, 15657, 18727, 24777, 46801, 46971, 56181, 140403, 167933, 168543, 318359, 421209, 503799, 845171, 955077, 1511397, 2535513, 2854861, 2865231, 7606539, 8564583, 14367907, 25693749, 43103721, 51555431, 129311163, 154666293, 463998879, 876442327, 2629326981, 7887980943]

約数ペア:

[(1, 7887980943), (3, 2629326981), (9, 876442327), (17, 463998879), (51, 154666293), (61, 129311163), (153, 51555431), (183, 43103721), (307, 25693749), (549, 14367907), (921, 8564583), (1037, 7606539), (2753, 2865231), (2763, 2854861), (3111, 2535513), (5219, 1511397), (8259, 955077), (9333, 845171), (15657, 503799), (18727, 421209), (24777, 318359), (46801, 168543), (46971, 167933), (56181, 140403)]