217068404

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 440832000

約数和(自身を除く): 223763596

約数列:

[1, 2, 4, 7, 14, 28, 163, 199, 239, 326, 398, 478, 652, 796, 956, 1141, 1393, 1673, 2282, 2786, 3346, 4564, 5572, 6692, 32437, 38957, 47561, 64874, 77914, 95122, 129748, 155828, 190244, 227059, 272699, 332927, 454118, 545398, 665854, 908236, 1090796, 1331708, 7752443, 15504886, 31009772, 54267101, 108534202, 217068404]

約数ペア:

[(1, 217068404), (2, 108534202), (4, 54267101), (7, 31009772), (14, 15504886), (28, 7752443), (163, 1331708), (199, 1090796), (239, 908236), (326, 665854), (398, 545398), (478, 454118), (652, 332927), (796, 272699), (956, 227059), (1141, 190244), (1393, 155828), (1673, 129748), (2282, 95122), (2786, 77914), (3346, 64874), (4564, 47561), (5572, 38957), (6692, 32437)]