399941222401

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{40927}}^1$

素因数の和:41485

約数の個数: 32

約数和(自身を含む): 475262484480

約数和(自身を除く): 75321262079

約数列:

[1, 7, 41, 79, 287, 431, 553, 3017, 3239, 17671, 22673, 34049, 40927, 123697, 238343, 286489, 1396009, 1678007, 3233233, 9772063, 11746049, 17639537, 22632631, 123476759, 132562553, 723221017, 927937871, 1393523423, 5062547119, 9754663961, 57134460343, 399941222401]

約数ペア:

[(1, 399941222401), (7, 57134460343), (41, 9754663961), (79, 5062547119), (287, 1393523423), (431, 927937871), (553, 723221017), (3017, 132562553), (3239, 123476759), (17671, 22632631), (22673, 17639537), (34049, 11746049), (40927, 9772063), (123697, 3233233), (238343, 1678007), (286489, 1396009)]