18174615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 31021056

約数和(自身を除く): 12846441

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 271, 789, 813, 1315, 1355, 3945, 4065, 4471, 4607, 13413, 13821, 22355, 23035, 67065, 69105, 71273, 213819, 356365, 1069095, 1211641, 3634923, 6058205, 18174615]

約数ペア:

[(1, 18174615), (3, 6058205), (5, 3634923), (15, 1211641), (17, 1069095), (51, 356365), (85, 213819), (255, 71273), (263, 69105), (271, 67065), (789, 23035), (813, 22355), (1315, 13821), (1355, 13413), (3945, 4607), (4065, 4471)]