190080513

素因数分解:

$3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2447}}^1$

素因数の和:2603

約数の個数: 40

約数和(自身を含む): 327013632

約数和(自身を除く): 136933119

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 137, 189, 411, 567, 959, 1233, 2447, 2877, 3699, 7341, 8631, 11097, 17129, 22023, 25893, 51387, 66069, 77679, 154161, 198207, 335239, 462483, 1005717, 1387449, 2346673, 3017151, 7040019, 9051453, 21120057, 27154359, 63360171, 190080513]

約数ペア:

[(1, 190080513), (3, 63360171), (7, 27154359), (9, 21120057), (21, 9051453), (27, 7040019), (63, 3017151), (81, 2346673), (137, 1387449), (189, 1005717), (411, 462483), (567, 335239), (959, 198207), (1233, 154161), (2447, 77679), (2877, 66069), (3699, 51387), (7341, 25893), (8631, 22023), (11097, 17129)]