31871762

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 53207280

約数和(自身を除く): 21335518

約数列:

[1, 2, 13, 26, 53, 101, 106, 202, 229, 458, 689, 1313, 1378, 2626, 2977, 5353, 5954, 10706, 12137, 23129, 24274, 46258, 69589, 139178, 157781, 300677, 315562, 601354, 1225837, 2451674, 15935881, 31871762]

約数ペア:

[(1, 31871762), (2, 15935881), (13, 2451674), (26, 1225837), (53, 601354), (101, 315562), (106, 300677), (202, 157781), (229, 139178), (458, 69589), (689, 46258), (1313, 24274), (1378, 23129), (2626, 12137), (2977, 10706), (5353, 5954)]