8491808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 18257400

約数和(自身を除く): 9765592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 149, 208, 274, 298, 416, 548, 596, 1096, 1192, 1781, 1937, 2192, 2384, 3562, 3874, 4384, 4768, 7124, 7748, 14248, 15496, 20413, 28496, 30992, 40826, 56992, 61984, 81652, 163304, 265369, 326608, 530738, 653216, 1061476, 2122952, 4245904, 8491808]

約数ペア:

[(1, 8491808), (2, 4245904), (4, 2122952), (8, 1061476), (13, 653216), (16, 530738), (26, 326608), (32, 265369), (52, 163304), (104, 81652), (137, 61984), (149, 56992), (208, 40826), (274, 30992), (298, 28496), (416, 20413), (548, 15496), (596, 14248), (1096, 7748), (1192, 7124), (1781, 4768), (1937, 4384), (2192, 3874), (2384, 3562)]