278559528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{8191}}^1$

素因数の和:8322

約数の個数: 64

約数和(自身を含む): 756940800

約数和(自身を除く): 478381272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 109, 156, 218, 312, 327, 436, 654, 872, 1308, 1417, 2616, 2834, 4251, 5668, 8191, 8502, 11336, 16382, 17004, 24573, 32764, 34008, 49146, 65528, 98292, 106483, 196584, 212966, 319449, 425932, 638898, 851864, 892819, 1277796, 1785638, 2555592, 2678457, 3571276, 5356914, 7142552, 10713828, 11606647, 21427656, 23213294, 34819941, 46426588, 69639882, 92853176, 139279764, 278559528]

約数ペア:

[(1, 278559528), (2, 139279764), (3, 92853176), (4, 69639882), (6, 46426588), (8, 34819941), (12, 23213294), (13, 21427656), (24, 11606647), (26, 10713828), (39, 7142552), (52, 5356914), (78, 3571276), (104, 2678457), (109, 2555592), (156, 1785638), (218, 1277796), (312, 892819), (327, 851864), (436, 638898), (654, 425932), (872, 319449), (1308, 212966), (1417, 196584), (2616, 106483), (2834, 98292), (4251, 65528), (5668, 49146), (8191, 34008), (8502, 32764), (11336, 24573), (16382, 17004)]