278891796

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1\times {\mathrm{857}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 666521856

約数和(自身を除く): 387630060

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 188, 282, 564, 577, 857, 1154, 1714, 1731, 2308, 2571, 3428, 3462, 5142, 6924, 10284, 27119, 40279, 54238, 80558, 81357, 108476, 120837, 161116, 162714, 241674, 325428, 483348, 494489, 988978, 1483467, 1977956, 2966934, 5933868, 23240983, 46481966, 69722949, 92963932, 139445898, 278891796]

約数ペア:

[(1, 278891796), (2, 139445898), (3, 92963932), (4, 69722949), (6, 46481966), (12, 23240983), (47, 5933868), (94, 2966934), (141, 1977956), (188, 1483467), (282, 988978), (564, 494489), (577, 483348), (857, 325428), (1154, 241674), (1714, 162714), (1731, 161116), (2308, 120837), (2571, 108476), (3428, 81357), (3462, 80558), (5142, 54238), (6924, 40279), (10284, 27119)]