219314576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{25717}}^1$

素因数の和:25779

約数の個数: 40

約数和(自身を含む): 468787704

約数和(自身を除く): 249473128

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 25717, 51434, 102868, 205736, 334321, 411472, 668642, 1054397, 1337284, 2108794, 2674568, 4217588, 5349136, 8435176, 13707161, 16870352, 27414322, 54828644, 109657288, 219314576]

約数ペア:

[(1, 219314576), (2, 109657288), (4, 54828644), (8, 27414322), (13, 16870352), (16, 13707161), (26, 8435176), (41, 5349136), (52, 4217588), (82, 2674568), (104, 2108794), (164, 1337284), (208, 1054397), (328, 668642), (533, 411472), (656, 334321), (1066, 205736), (2132, 102868), (4264, 51434), (8528, 25717)]