187561998

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1913}}^1$

素因数の和:2353

約数の個数: 48

約数和(自身を含む): 438918480

約数和(自身を除く): 251356482

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 419, 838, 1257, 1913, 2514, 3771, 3826, 5447, 5739, 7542, 10894, 11478, 16341, 17217, 24869, 32682, 34434, 49023, 49738, 74607, 98046, 149214, 223821, 447642, 801547, 1603094, 2404641, 4809282, 7213923, 10420111, 14427846, 20840222, 31260333, 62520666, 93780999, 187561998]

約数ペア:

[(1, 187561998), (2, 93780999), (3, 62520666), (6, 31260333), (9, 20840222), (13, 14427846), (18, 10420111), (26, 7213923), (39, 4809282), (78, 2404641), (117, 1603094), (234, 801547), (419, 447642), (838, 223821), (1257, 149214), (1913, 98046), (2514, 74607), (3771, 49738), (3826, 49023), (5447, 34434), (5739, 32682), (7542, 24869), (10894, 17217), (11478, 16341)]