289464532

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{1223}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 592220160

約数和(自身を除く): 302755628

約数列:

[1, 2, 4, 7, 14, 28, 79, 107, 158, 214, 316, 428, 553, 749, 1106, 1223, 1498, 2212, 2446, 2996, 4892, 8453, 8561, 16906, 17122, 33812, 34244, 59171, 96617, 118342, 130861, 193234, 236684, 261722, 386468, 523444, 676319, 916027, 1352638, 1832054, 2705276, 3664108, 10338019, 20676038, 41352076, 72366133, 144732266, 289464532]

約数ペア:

[(1, 289464532), (2, 144732266), (4, 72366133), (7, 41352076), (14, 20676038), (28, 10338019), (79, 3664108), (107, 2705276), (158, 1832054), (214, 1352638), (316, 916027), (428, 676319), (553, 523444), (749, 386468), (1106, 261722), (1223, 236684), (1498, 193234), (2212, 130861), (2446, 118342), (2996, 96617), (4892, 59171), (8453, 34244), (8561, 33812), (16906, 17122)]