71487195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6917}}^1$

素因数の和:6991

約数の個数: 32

約数和(自身を含む): 125520192

約数和(自身を除く): 54032997

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 2067, 3445, 6917, 10335, 20751, 34585, 89921, 103755, 269763, 366601, 449605, 1099803, 1348815, 1833005, 4765813, 5499015, 14297439, 23829065, 71487195]

約数ペア:

[(1, 71487195), (3, 23829065), (5, 14297439), (13, 5499015), (15, 4765813), (39, 1833005), (53, 1348815), (65, 1099803), (159, 449605), (195, 366601), (265, 269763), (689, 103755), (795, 89921), (2067, 34585), (3445, 20751), (6917, 10335)]