31271604

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4091}}^1$

素因数の和:4125

約数の個数: 72

約数和(自身を含む): 91431648

約数和(自身を除く): 60160044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 4091, 7644, 8182, 12273, 16364, 24546, 28637, 49092, 53183, 57274, 85911, 106366, 114548, 159549, 171822, 200459, 212732, 319098, 343644, 372281, 400918, 601377, 638196, 744562, 801836, 1116843, 1202754, 1489124, 2233686, 2405508, 2605967, 4467372, 5211934, 7817901, 10423868, 15635802, 31271604]

約数ペア:

[(1, 31271604), (2, 15635802), (3, 10423868), (4, 7817901), (6, 5211934), (7, 4467372), (12, 2605967), (13, 2405508), (14, 2233686), (21, 1489124), (26, 1202754), (28, 1116843), (39, 801836), (42, 744562), (49, 638196), (52, 601377), (78, 400918), (84, 372281), (91, 343644), (98, 319098), (147, 212732), (156, 200459), (182, 171822), (196, 159549), (273, 114548), (294, 106366), (364, 85911), (546, 57274), (588, 53183), (637, 49092), (1092, 28637), (1274, 24546), (1911, 16364), (2548, 12273), (3822, 8182), (4091, 7644)]