400996986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{302411}}^1$

素因数の和:302446

約数の個数: 32

約数和(自身を含む): 914493888

約数和(自身を除く): 513496902

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 302411, 604822, 907233, 1814466, 3931343, 5140987, 7862686, 10281974, 11794029, 15422961, 23588058, 30845922, 66832831, 133665662, 200498493, 400996986]

約数ペア:

[(1, 400996986), (2, 200498493), (3, 133665662), (6, 66832831), (13, 30845922), (17, 23588058), (26, 15422961), (34, 11794029), (39, 10281974), (51, 7862686), (78, 5140987), (102, 3931343), (221, 1814466), (442, 907233), (663, 604822), (1326, 302411)]