15423678

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 34924032

約数和(自身を除く): 19500354

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 131, 186, 211, 262, 279, 393, 422, 558, 633, 786, 1179, 1266, 1899, 2358, 3798, 4061, 6541, 8122, 12183, 13082, 19623, 24366, 27641, 36549, 39246, 55282, 58869, 73098, 82923, 117738, 165846, 248769, 497538, 856871, 1713742, 2570613, 5141226, 7711839, 15423678]

約数ペア:

[(1, 15423678), (2, 7711839), (3, 5141226), (6, 2570613), (9, 1713742), (18, 856871), (31, 497538), (62, 248769), (93, 165846), (131, 117738), (186, 82923), (211, 73098), (262, 58869), (279, 55282), (393, 39246), (422, 36549), (558, 27641), (633, 24366), (786, 19623), (1179, 13082), (1266, 12183), (1899, 8122), (2358, 6541), (3798, 4061)]