220197123

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{29231}}^1$

素因数の和:29277

約数の個数: 24

約数和(自身を含む): 340494336

約数和(自身を除く): 120297213

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 7533, 29231, 87693, 263079, 789237, 906161, 2367711, 2718483, 7103133, 8155449, 24466347, 73399041, 220197123]

約数ペア:

[(1, 220197123), (3, 73399041), (9, 24466347), (27, 8155449), (31, 7103133), (81, 2718483), (93, 2367711), (243, 906161), (279, 789237), (837, 263079), (2511, 87693), (7533, 29231)]