8212568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 19656000

約数和(自身を除く): 11443432

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 182, 203, 232, 364, 377, 389, 406, 728, 754, 778, 812, 1508, 1556, 1624, 2639, 2723, 3016, 3112, 5057, 5278, 5446, 10114, 10556, 10892, 11281, 20228, 21112, 21784, 22562, 35399, 40456, 45124, 70798, 78967, 90248, 141596, 146653, 157934, 283192, 293306, 315868, 586612, 631736, 1026571, 1173224, 2053142, 4106284, 8212568]

約数ペア:

[(1, 8212568), (2, 4106284), (4, 2053142), (7, 1173224), (8, 1026571), (13, 631736), (14, 586612), (26, 315868), (28, 293306), (29, 283192), (52, 157934), (56, 146653), (58, 141596), (91, 90248), (104, 78967), (116, 70798), (182, 45124), (203, 40456), (232, 35399), (364, 22562), (377, 21784), (389, 21112), (406, 20228), (728, 11281), (754, 10892), (778, 10556), (812, 10114), (1508, 5446), (1556, 5278), (1624, 5057), (2639, 3112), (2723, 3016)]