28761324

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 69336960

約数和(自身を除く): 40575636

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 139, 172, 258, 278, 401, 417, 516, 556, 802, 834, 1203, 1604, 1668, 2406, 4812, 5977, 11954, 17243, 17931, 23908, 34486, 35862, 51729, 55739, 68972, 71724, 103458, 111478, 167217, 206916, 222956, 334434, 668868, 2396777, 4793554, 7190331, 9587108, 14380662, 28761324]

約数ペア:

[(1, 28761324), (2, 14380662), (3, 9587108), (4, 7190331), (6, 4793554), (12, 2396777), (43, 668868), (86, 334434), (129, 222956), (139, 206916), (172, 167217), (258, 111478), (278, 103458), (401, 71724), (417, 68972), (516, 55739), (556, 51729), (802, 35862), (834, 34486), (1203, 23908), (1604, 17931), (1668, 17243), (2406, 11954), (4812, 5977)]