138804016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4871}}^1$

素因数の和:5029

約数の個数: 40

約数和(自身を含む): 291793824

約数和(自身を除く): 152989808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 3562, 4871, 7124, 9742, 14248, 19484, 28496, 38968, 63323, 77936, 126646, 253292, 506584, 667327, 1013168, 1334654, 2669308, 5338616, 8675251, 10677232, 17350502, 34701004, 69402008, 138804016]

約数ペア:

[(1, 138804016), (2, 69402008), (4, 34701004), (8, 17350502), (13, 10677232), (16, 8675251), (26, 5338616), (52, 2669308), (104, 1334654), (137, 1013168), (208, 667327), (274, 506584), (548, 253292), (1096, 126646), (1781, 77936), (2192, 63323), (3562, 38968), (4871, 28496), (7124, 19484), (9742, 14248)]