2491815456

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{665549}}^1$

素因数の和:665578

約数の個数: 72

約数和(自身を含む): 7631196300

約数和(自身を除く): 5139380844

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 665549, 1331098, 1996647, 2662196, 3993294, 5324392, 5989941, 7986588, 8652137, 10648784, 11979882, 15973176, 17304274, 21297568, 23959764, 25956411, 31946352, 34608548, 47919528, 51912822, 63892704, 69217096, 77869233, 95839056, 103825644, 138434192, 155738466, 191678112, 207651288, 276868384, 311476932, 415302576, 622953864, 830605152, 1245907728, 2491815456]

約数ペア:

[(1, 2491815456), (2, 1245907728), (3, 830605152), (4, 622953864), (6, 415302576), (8, 311476932), (9, 276868384), (12, 207651288), (13, 191678112), (16, 155738466), (18, 138434192), (24, 103825644), (26, 95839056), (32, 77869233), (36, 69217096), (39, 63892704), (48, 51912822), (52, 47919528), (72, 34608548), (78, 31946352), (96, 25956411), (104, 23959764), (117, 21297568), (144, 17304274), (156, 15973176), (208, 11979882), (234, 10648784), (288, 8652137), (312, 7986588), (416, 5989941), (468, 5324392), (624, 3993294), (936, 2662196), (1248, 1996647), (1872, 1331098), (3744, 665549)]