397788553988

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1\times {\mathrm{470749}}^1$

素因数の和:471156

約数の個数: 48

約数和(自身を含む): 806044512000

約数和(自身を除く): 408255958012

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 293, 412, 586, 721, 1172, 1442, 2051, 2884, 4102, 8204, 30179, 60358, 120716, 211253, 422506, 470749, 845012, 941498, 1882996, 3295243, 6590486, 13180972, 48487147, 96974294, 137929457, 193948588, 275858914, 339410029, 551717828, 678820058, 965506199, 1357640116, 1931012398, 3862024796, 14206734071, 28413468142, 56826936284, 99447138497, 198894276994, 397788553988]

約数ペア:

[(1, 397788553988), (2, 198894276994), (4, 99447138497), (7, 56826936284), (14, 28413468142), (28, 14206734071), (103, 3862024796), (206, 1931012398), (293, 1357640116), (412, 965506199), (586, 678820058), (721, 551717828), (1172, 339410029), (1442, 275858914), (2051, 193948588), (2884, 137929457), (4102, 96974294), (8204, 48487147), (30179, 13180972), (60358, 6590486), (120716, 3295243), (211253, 1882996), (422506, 941498), (470749, 845012)]