28386974

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1593

約数の個数: 48

約数和(自身を含む): 57250800

約数和(自身を除く): 28863826

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 154, 187, 238, 374, 539, 833, 1078, 1309, 1549, 1666, 2618, 3098, 9163, 10843, 17039, 18326, 21686, 26333, 34078, 52666, 75901, 119273, 151802, 184331, 238546, 289663, 368662, 579326, 834911, 1290317, 1669822, 2027641, 2580634, 4055282, 14193487, 28386974]

約数ペア:

[(1, 28386974), (2, 14193487), (7, 4055282), (11, 2580634), (14, 2027641), (17, 1669822), (22, 1290317), (34, 834911), (49, 579326), (77, 368662), (98, 289663), (119, 238546), (154, 184331), (187, 151802), (238, 119273), (374, 75901), (539, 52666), (833, 34078), (1078, 26333), (1309, 21686), (1549, 18326), (1666, 17039), (2618, 10843), (3098, 9163)]