289488976

素因数分解:

$2^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{11287}}^1$

素因数の和:11531

約数の個数: 40

約数和(自身を含む): 643867520

約数和(自身を除く): 354378544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 229, 458, 916, 1603, 1832, 3206, 3664, 6412, 11287, 12824, 22574, 25648, 45148, 79009, 90296, 158018, 180592, 316036, 632072, 1264144, 2584723, 5169446, 10338892, 18093061, 20677784, 36186122, 41355568, 72372244, 144744488, 289488976]

約数ペア:

[(1, 289488976), (2, 144744488), (4, 72372244), (7, 41355568), (8, 36186122), (14, 20677784), (16, 18093061), (28, 10338892), (56, 5169446), (112, 2584723), (229, 1264144), (458, 632072), (916, 316036), (1603, 180592), (1832, 158018), (3206, 90296), (3664, 79009), (6412, 45148), (11287, 25648), (12824, 22574)]