218278788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199889}}^1$

素因数の和:199916

約数の個数: 48

約数和(自身を含む): 626855040

約数和(自身を除く): 408576252

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 199889, 399778, 599667, 799556, 1199334, 1399223, 2398668, 2598557, 2798446, 4197669, 5197114, 5596892, 7795671, 8395338, 10394228, 15591342, 16790676, 18189899, 31182684, 36379798, 54569697, 72759596, 109139394, 218278788]

約数ペア:

[(1, 218278788), (2, 109139394), (3, 72759596), (4, 54569697), (6, 36379798), (7, 31182684), (12, 18189899), (13, 16790676), (14, 15591342), (21, 10394228), (26, 8395338), (28, 7795671), (39, 5596892), (42, 5197114), (52, 4197669), (78, 2798446), (84, 2598557), (91, 2398668), (156, 1399223), (182, 1199334), (273, 799556), (364, 599667), (546, 399778), (1092, 199889)]