401029447

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{231943}}^1$

素因数の和:231982

約数の個数: 16

約数和(自身を含む): 519554560

約数和(自身を除く): 118525113

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 231943, 1623601, 3015259, 4406917, 21106813, 30848419, 57289921, 401029447]

約数ペア:

[(1, 401029447), (7, 57289921), (13, 30848419), (19, 21106813), (91, 4406917), (133, 3015259), (247, 1623601), (1729, 231943)]