40540731

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{787}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 67780608

約数和(自身を除く): 27239877

約数列:

[1, 3, 7, 11, 21, 33, 77, 223, 231, 669, 787, 1561, 2361, 2453, 4683, 5509, 7359, 8657, 16527, 17171, 25971, 51513, 60599, 175501, 181797, 526503, 1228507, 1930511, 3685521, 5791533, 13513577, 40540731]

約数ペア:

[(1, 40540731), (3, 13513577), (7, 5791533), (11, 3685521), (21, 1930511), (33, 1228507), (77, 526503), (223, 181797), (231, 175501), (669, 60599), (787, 51513), (1561, 25971), (2361, 17171), (2453, 16527), (4683, 8657), (5509, 7359)]