891551164

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{2381}}^1$

素因数の和:2746

約数の個数: 48

約数和(自身を含む): 1831205376

約数和(自身を除く): 939654212

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 311, 602, 622, 1204, 1244, 2177, 2381, 4354, 4762, 8708, 9524, 13373, 16667, 26746, 33334, 53492, 66668, 93611, 102383, 187222, 204766, 374444, 409532, 716681, 740491, 1433362, 1480982, 2866724, 2961964, 5183437, 10366874, 20733748, 31841113, 63682226, 127364452, 222887791, 445775582, 891551164]

約数ペア:

[(1, 891551164), (2, 445775582), (4, 222887791), (7, 127364452), (14, 63682226), (28, 31841113), (43, 20733748), (86, 10366874), (172, 5183437), (301, 2961964), (311, 2866724), (602, 1480982), (622, 1433362), (1204, 740491), (1244, 716681), (2177, 409532), (2381, 374444), (4354, 204766), (4762, 187222), (8708, 102383), (9524, 93611), (13373, 66668), (16667, 53492), (26746, 33334)]