2015187741

素因数分解:

$3^4\times 7^1\times {\mathrm{1291}}^1\times {\mathrm{2753}}^1$

素因数の和:4063

約数の個数: 40

約数和(自身を含む): 3444306624

約数和(自身を除く): 1429118883

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1291, 2753, 3873, 8259, 9037, 11619, 19271, 24777, 27111, 34857, 57813, 74331, 81333, 104571, 173439, 222993, 243999, 520317, 731997, 1560951, 3554123, 10662369, 24878861, 31987107, 74636583, 95961321, 223909749, 287883963, 671729247, 2015187741]

約数ペア:

[(1, 2015187741), (3, 671729247), (7, 287883963), (9, 223909749), (21, 95961321), (27, 74636583), (63, 31987107), (81, 24878861), (189, 10662369), (567, 3554123), (1291, 1560951), (2753, 731997), (3873, 520317), (8259, 243999), (9037, 222993), (11619, 173439), (19271, 104571), (24777, 81333), (27111, 74331), (34857, 57813)]