1640890731

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{112939}}^1$

素因数の和:113138

約数の個数: 16

約数和(自身を含む): 2276870400

約数和(自身を除く): 635979669

約数列:

[1, 3, 29, 87, 167, 501, 4843, 14529, 112939, 338817, 3275231, 9825693, 18860813, 56582439, 546963577, 1640890731]

約数ペア:

[(1, 1640890731), (3, 546963577), (29, 56582439), (87, 18860813), (167, 9825693), (501, 3275231), (4843, 338817), (14529, 112939)]