205717816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{6329}}^1$

素因数の和:6591

約数の個数: 32

約数和(自身を含む): 410184000

約数和(自身を除く): 204466184

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 239, 478, 956, 1912, 4063, 6329, 8126, 12658, 16252, 25316, 32504, 50632, 107593, 215186, 430372, 860744, 1512631, 3025262, 6050524, 12101048, 25714727, 51429454, 102858908, 205717816]

約数ペア:

[(1, 205717816), (2, 102858908), (4, 51429454), (8, 25714727), (17, 12101048), (34, 6050524), (68, 3025262), (136, 1512631), (239, 860744), (478, 430372), (956, 215186), (1912, 107593), (4063, 50632), (6329, 32504), (8126, 25316), (12658, 16252)]