1387625556646

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{123031}}^1$

素因数の和:123557

約数の個数: 64

約数和(自身を含む): 2533474944000

約数和(自身を除く): 1145849387354

約数列:

[1, 2, 7, 14, 19, 38, 109, 133, 218, 266, 389, 763, 778, 1526, 2071, 2723, 4142, 5446, 7391, 14497, 14782, 28994, 42401, 51737, 84802, 103474, 123031, 246062, 296807, 593614, 805619, 861217, 1611238, 1722434, 2337589, 4675178, 5639333, 11278666, 13410379, 16363123, 26820758, 32726246, 47859059, 93872653, 95718118, 187745306, 254797201, 335013413, 509594402, 670026826, 909322121, 1783580407, 1818644242, 3567160814, 5216637431, 6365254847, 10433274862, 12730509694, 36516462017, 73032924034, 99116111189, 198232222378, 693812778323, 1387625556646]

約数ペア:

[(1, 1387625556646), (2, 693812778323), (7, 198232222378), (14, 99116111189), (19, 73032924034), (38, 36516462017), (109, 12730509694), (133, 10433274862), (218, 6365254847), (266, 5216637431), (389, 3567160814), (763, 1818644242), (778, 1783580407), (1526, 909322121), (2071, 670026826), (2723, 509594402), (4142, 335013413), (5446, 254797201), (7391, 187745306), (14497, 95718118), (14782, 93872653), (28994, 47859059), (42401, 32726246), (51737, 26820758), (84802, 16363123), (103474, 13410379), (123031, 11278666), (246062, 5639333), (296807, 4675178), (593614, 2337589), (805619, 1722434), (861217, 1611238)]