1219515

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 2246400

約数和(自身を除く): 1026885

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 389, 627, 1045, 1167, 1945, 3135, 4279, 5835, 7391, 12837, 21395, 22173, 36955, 64185, 81301, 110865, 243903, 406505, 1219515]

約数ペア:

[(1, 1219515), (3, 406505), (5, 243903), (11, 110865), (15, 81301), (19, 64185), (33, 36955), (55, 22173), (57, 21395), (95, 12837), (165, 7391), (209, 5835), (285, 4279), (389, 3135), (627, 1945), (1045, 1167)]