291205616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{34147}}^1$

素因数の和:34209

約数の個数: 40

約数和(自身を含む): 622449744

約数和(自身を除く): 331244128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 34147, 68294, 136588, 273176, 443911, 546352, 887822, 1400027, 1775644, 2800054, 3551288, 5600108, 7102576, 11200216, 18200351, 22400432, 36400702, 72801404, 145602808, 291205616]

約数ペア:

[(1, 291205616), (2, 145602808), (4, 72801404), (8, 36400702), (13, 22400432), (16, 18200351), (26, 11200216), (41, 7102576), (52, 5600108), (82, 3551288), (104, 2800054), (164, 1775644), (208, 1400027), (328, 887822), (533, 546352), (656, 443911), (1066, 273176), (2132, 136588), (4264, 68294), (8528, 34147)]