218362715

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 277831680

約数和(自身を除く): 59468965

約数列:

[1, 5, 37, 67, 79, 185, 223, 335, 395, 1115, 2479, 2923, 5293, 8251, 12395, 14615, 14941, 17617, 26465, 41255, 74705, 88085, 195841, 552817, 651829, 979205, 1180339, 2764085, 3259145, 5901695, 43672543, 218362715]

約数ペア:

[(1, 218362715), (5, 43672543), (37, 5901695), (67, 3259145), (79, 2764085), (185, 1180339), (223, 979205), (335, 651829), (395, 552817), (1115, 195841), (2479, 88085), (2923, 74705), (5293, 41255), (8251, 26465), (12395, 17617), (14615, 14941)]