211641808

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{11593}}^1$

素因数の和:11771

約数の個数: 40

約数和(自身を含む): 471551168

約数和(自身を除く): 259909360

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 2282, 2608, 4564, 9128, 11593, 18256, 23186, 46372, 81151, 92744, 162302, 185488, 324604, 649208, 1298416, 1889659, 3779318, 7558636, 13227613, 15117272, 26455226, 30234544, 52910452, 105820904, 211641808]

約数ペア:

[(1, 211641808), (2, 105820904), (4, 52910452), (7, 30234544), (8, 26455226), (14, 15117272), (16, 13227613), (28, 7558636), (56, 3779318), (112, 1889659), (163, 1298416), (326, 649208), (652, 324604), (1141, 185488), (1304, 162302), (2282, 92744), (2608, 81151), (4564, 46372), (9128, 23186), (11593, 18256)]