401367044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{248987}}^1$

素因数の和:249035

約数の個数: 24

約数和(自身を含む): 780826368

約数和(自身を除く): 379459324

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 248987, 497974, 995948, 3236831, 6473662, 7718597, 12947324, 15437194, 30874388, 100341761, 200683522, 401367044]

約数ペア:

[(1, 401367044), (2, 200683522), (4, 100341761), (13, 30874388), (26, 15437194), (31, 12947324), (52, 7718597), (62, 6473662), (124, 3236831), (403, 995948), (806, 497974), (1612, 248987)]