279969219

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{18181}}^1$

素因数の和:18275

約数の個数: 24

約数和(自身を含む): 425458800

約数和(自身を除く): 145489581

約数列:

[1, 3, 9, 29, 59, 87, 177, 261, 531, 1711, 5133, 15399, 18181, 54543, 163629, 527249, 1072679, 1581747, 3218037, 4745241, 9654111, 31107691, 93323073, 279969219]

約数ペア:

[(1, 279969219), (3, 93323073), (9, 31107691), (29, 9654111), (59, 4745241), (87, 3218037), (177, 1581747), (261, 1072679), (531, 527249), (1711, 163629), (5133, 54543), (15399, 18181)]