818272

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 1989792

約数和(自身を除く): 1171520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 281, 364, 416, 562, 728, 1124, 1456, 1967, 2248, 2912, 3653, 3934, 4496, 7306, 7868, 8992, 14612, 15736, 25571, 29224, 31472, 51142, 58448, 62944, 102284, 116896, 204568, 409136, 818272]

約数ペア:

[(1, 818272), (2, 409136), (4, 204568), (7, 116896), (8, 102284), (13, 62944), (14, 58448), (16, 51142), (26, 31472), (28, 29224), (32, 25571), (52, 15736), (56, 14612), (91, 8992), (104, 7868), (112, 7306), (182, 4496), (208, 3934), (224, 3653), (281, 2912), (364, 2248), (416, 1967), (562, 1456), (728, 1124)]