72693999

素因数分解:

$3^2\times 7^2\times {\mathrm{164839}}^1$

素因数の和:164859

約数の個数: 18

約数和(自身を含む): 122146440

約数和(自身を除く): 49452441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 164839, 494517, 1153873, 1483551, 3461619, 8077111, 10384857, 24231333, 72693999]

約数ペア:

[(1, 72693999), (3, 24231333), (7, 10384857), (9, 8077111), (21, 3461619), (49, 1483551), (63, 1153873), (147, 494517), (441, 164839)]