489664515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 851558400

約数和(自身を除く): 361893885

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 109, 223, 237, 255, 327, 395, 545, 669, 1115, 1185, 1343, 1635, 1853, 3345, 3791, 4029, 5559, 6715, 8611, 9265, 11373, 17617, 18955, 20145, 24307, 25833, 27795, 43055, 52851, 56865, 72921, 88085, 121535, 129165, 146387, 264255, 299489, 364605, 413219, 439161, 731935, 898467, 1239657, 1497445, 1920253, 2066095, 2195805, 4492335, 5760759, 6198285, 9601265, 28803795, 32644301, 97932903, 163221505, 489664515]

約数ペア:

[(1, 489664515), (3, 163221505), (5, 97932903), (15, 32644301), (17, 28803795), (51, 9601265), (79, 6198285), (85, 5760759), (109, 4492335), (223, 2195805), (237, 2066095), (255, 1920253), (327, 1497445), (395, 1239657), (545, 898467), (669, 731935), (1115, 439161), (1185, 413219), (1343, 364605), (1635, 299489), (1853, 264255), (3345, 146387), (3791, 129165), (4029, 121535), (5559, 88085), (6715, 72921), (8611, 56865), (9265, 52851), (11373, 43055), (17617, 27795), (18955, 25833), (20145, 24307)]