40211991

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 62208000

約数和(自身を除く): 21996009

約数列:

[1, 3, 9, 27, 31, 93, 107, 279, 321, 449, 837, 963, 1347, 2889, 3317, 4041, 9951, 12123, 13919, 29853, 41757, 48043, 89559, 125271, 144129, 375813, 432387, 1297161, 1489333, 4467999, 13403997, 40211991]

約数ペア:

[(1, 40211991), (3, 13403997), (9, 4467999), (27, 1489333), (31, 1297161), (93, 432387), (107, 375813), (279, 144129), (321, 125271), (449, 89559), (837, 48043), (963, 41757), (1347, 29853), (2889, 13919), (3317, 12123), (4041, 9951)]