218713065

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{1019}}^1$

素因数の和:1417

約数の個数: 32

約数和(自身を含む): 359856000

約数和(自身を除く): 141142935

約数列:

[1, 3, 5, 15, 41, 123, 205, 349, 615, 1019, 1047, 1745, 3057, 5095, 5235, 14309, 15285, 41779, 42927, 71545, 125337, 208895, 214635, 355631, 626685, 1066893, 1778155, 5334465, 14580871, 43742613, 72904355, 218713065]

約数ペア:

[(1, 218713065), (3, 72904355), (5, 43742613), (15, 14580871), (41, 5334465), (123, 1778155), (205, 1066893), (349, 626685), (615, 355631), (1019, 214635), (1047, 208895), (1745, 125337), (3057, 71545), (5095, 42927), (5235, 41779), (14309, 15285)]