219926259

素因数分解:

$3^4\times 7^2\times {\mathrm{55411}}^1$

素因数の和:55437

約数の個数: 30

約数和(自身を含む): 382176564

約数和(自身を除く): 162250305

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 55411, 166233, 387877, 498699, 1163631, 1496097, 2715139, 3490893, 4488291, 8145417, 10472679, 24436251, 31418037, 73308753, 219926259]

約数ペア:

[(1, 219926259), (3, 73308753), (7, 31418037), (9, 24436251), (21, 10472679), (27, 8145417), (49, 4488291), (63, 3490893), (81, 2715139), (147, 1496097), (189, 1163631), (441, 498699), (567, 387877), (1323, 166233), (3969, 55411)]