15729890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4931}}^1$

素因数の和:4978

約数の個数: 32

約数和(自身を含む): 31959360

約数和(自身を除く): 16229470

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 4931, 9862, 24655, 49310, 54241, 108482, 142999, 271205, 285998, 542410, 714995, 1429990, 1572989, 3145978, 7864945, 15729890]

約数ペア:

[(1, 15729890), (2, 7864945), (5, 3145978), (10, 1572989), (11, 1429990), (22, 714995), (29, 542410), (55, 285998), (58, 271205), (110, 142999), (145, 108482), (290, 54241), (319, 49310), (638, 24655), (1595, 9862), (3190, 4931)]