668373795

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{159707}}^1$

素因数の和:159752

約数の個数: 32

約数和(自身を含む): 1226557440

約数和(自身を除く): 558183645

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 159707, 479121, 798535, 1437363, 2395605, 4312089, 4950917, 7186815, 14852751, 21560445, 24754585, 44558253, 74263755, 133674759, 222791265, 668373795]

約数ペア:

[(1, 668373795), (3, 222791265), (5, 133674759), (9, 74263755), (15, 44558253), (27, 24754585), (31, 21560445), (45, 14852751), (93, 7186815), (135, 4950917), (155, 4312089), (279, 2395605), (465, 1437363), (837, 798535), (1395, 479121), (4185, 159707)]