647367056

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{51151}}^1$

素因数の和:51279

約数の個数: 40

約数和(自身を含む): 1446169344

約数和(自身を除く): 798802288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 51151, 102302, 204604, 358057, 409208, 716114, 818416, 1432228, 2864456, 5728912, 5780063, 11560126, 23120252, 40460441, 46240504, 80920882, 92481008, 161841764, 323683528, 647367056]

約数ペア:

[(1, 647367056), (2, 323683528), (4, 161841764), (7, 92481008), (8, 80920882), (14, 46240504), (16, 40460441), (28, 23120252), (56, 11560126), (112, 5780063), (113, 5728912), (226, 2864456), (452, 1432228), (791, 818416), (904, 716114), (1582, 409208), (1808, 358057), (3164, 204604), (6328, 102302), (12656, 51151)]