209718587585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1\times {\mathrm{122209}}^1$

素因数の和:123797

約数の個数: 32

約数和(自身を含む): 287150482080

約数和(自身を除く): 77431894495

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1553, 7765, 20189, 26401, 100945, 122209, 132005, 343213, 611045, 1588717, 1716065, 2077553, 7943585, 10387765, 27008189, 135040945, 189790577, 948952885, 2467277501, 3226439809, 12336387505, 16132199045, 41943717517, 209718587585]

約数ペア:

[(1, 209718587585), (5, 41943717517), (13, 16132199045), (17, 12336387505), (65, 3226439809), (85, 2467277501), (221, 948952885), (1105, 189790577), (1553, 135040945), (7765, 27008189), (20189, 10387765), (26401, 7943585), (100945, 2077553), (122209, 1716065), (132005, 1588717), (343213, 611045)]