225513468

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{509}}^1$

素因数の和:947

約数の個数: 72

約数和(自身を含む): 591077760

約数和(自身を除く): 365564292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 397, 509, 558, 794, 1018, 1116, 1191, 1527, 1588, 2036, 2382, 3054, 3573, 4581, 4764, 6108, 7146, 9162, 12307, 14292, 15779, 18324, 24614, 31558, 36921, 47337, 49228, 63116, 73842, 94674, 110763, 142011, 147684, 189348, 202073, 221526, 284022, 404146, 443052, 568044, 606219, 808292, 1212438, 1818657, 2424876, 3637314, 6264263, 7274628, 12528526, 18792789, 25057052, 37585578, 56378367, 75171156, 112756734, 225513468]

約数ペア:

[(1, 225513468), (2, 112756734), (3, 75171156), (4, 56378367), (6, 37585578), (9, 25057052), (12, 18792789), (18, 12528526), (31, 7274628), (36, 6264263), (62, 3637314), (93, 2424876), (124, 1818657), (186, 1212438), (279, 808292), (372, 606219), (397, 568044), (509, 443052), (558, 404146), (794, 284022), (1018, 221526), (1116, 202073), (1191, 189348), (1527, 147684), (1588, 142011), (2036, 110763), (2382, 94674), (3054, 73842), (3573, 63116), (4581, 49228), (4764, 47337), (6108, 36921), (7146, 31558), (9162, 24614), (12307, 18324), (14292, 15779)]