28880964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3697}}^1$

素因数の和:3745

約数の個数: 72

約数和(自身を含む): 86148608

約数和(自身を除く): 57267644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3697, 3906, 7394, 7812, 11091, 14788, 22182, 25879, 33273, 44364, 51758, 66546, 77637, 103516, 114607, 133092, 155274, 229214, 232911, 310548, 343821, 458428, 465822, 687642, 802249, 931644, 1031463, 1375284, 1604498, 2062926, 2406747, 3208996, 4125852, 4813494, 7220241, 9626988, 14440482, 28880964]

約数ペア:

[(1, 28880964), (2, 14440482), (3, 9626988), (4, 7220241), (6, 4813494), (7, 4125852), (9, 3208996), (12, 2406747), (14, 2062926), (18, 1604498), (21, 1375284), (28, 1031463), (31, 931644), (36, 802249), (42, 687642), (62, 465822), (63, 458428), (84, 343821), (93, 310548), (124, 232911), (126, 229214), (186, 155274), (217, 133092), (252, 114607), (279, 103516), (372, 77637), (434, 66546), (558, 51758), (651, 44364), (868, 33273), (1116, 25879), (1302, 22182), (1953, 14788), (2604, 11091), (3697, 7812), (3906, 7394)]