200618985

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{38993}}^1$

素因数の和:39022

約数の個数: 32

約数和(自身を含む): 374342400

約数和(自身を除く): 173723415

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 38993, 116979, 194965, 272951, 584895, 818853, 1364755, 1910657, 4094265, 5731971, 9553285, 13374599, 28659855, 40123797, 66872995, 200618985]

約数ペア:

[(1, 200618985), (3, 66872995), (5, 40123797), (7, 28659855), (15, 13374599), (21, 9553285), (35, 5731971), (49, 4094265), (105, 1910657), (147, 1364755), (245, 818853), (343, 584895), (735, 272951), (1029, 194965), (1715, 116979), (5145, 38993)]