858573989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{641}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 1087188480

約数和(自身を除く): 228614491

約数列:

[1, 7, 13, 41, 91, 287, 359, 533, 641, 2513, 3731, 4487, 4667, 8333, 14719, 26281, 32669, 58331, 103033, 183967, 191347, 230119, 341653, 1339429, 1610833, 2391571, 2991547, 9434879, 20940829, 66044153, 122653427, 858573989]

約数ペア:

[(1, 858573989), (7, 122653427), (13, 66044153), (41, 20940829), (91, 9434879), (287, 2991547), (359, 2391571), (533, 1610833), (641, 1339429), (2513, 341653), (3731, 230119), (4487, 191347), (4667, 183967), (8333, 103033), (14719, 58331), (26281, 32669)]