68181009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 100759680

約数和(自身を除く): 32578671

約数列:

[1, 3, 13, 39, 67, 97, 201, 269, 291, 807, 871, 1261, 2613, 3497, 3783, 6499, 10491, 18023, 19497, 26093, 54069, 78279, 84487, 234299, 253461, 339209, 702897, 1017627, 1748231, 5244693, 22727003, 68181009]

約数ペア:

[(1, 68181009), (3, 22727003), (13, 5244693), (39, 1748231), (67, 1017627), (97, 702897), (201, 339209), (269, 253461), (291, 234299), (807, 84487), (871, 78279), (1261, 54069), (2613, 26093), (3497, 19497), (3783, 18023), (6499, 10491)]