172724778891

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{270461}}^1$

素因数の和:270617

約数の個数: 64

約数和(自身を含む): 304648396800

約数和(自身を除く): 131923617909

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 109, 189, 217, 279, 327, 651, 763, 837, 981, 1953, 2289, 2943, 3379, 5859, 6867, 10137, 20601, 23653, 30411, 70959, 91233, 212877, 270461, 638631, 811383, 1893227, 2434149, 5679681, 7302447, 8384291, 17039043, 25152873, 29480249, 51117129, 58690037, 75458619, 88440747, 176070111, 206361743, 226375857, 265322241, 528210333, 619085229, 795966723, 913887719, 1584630999, 1857255687, 2741663157, 5571767061, 6397214033, 8224989471, 19191642099, 24674968413, 57574926297, 172724778891]

約数ペア:

[(1, 172724778891), (3, 57574926297), (7, 24674968413), (9, 19191642099), (21, 8224989471), (27, 6397214033), (31, 5571767061), (63, 2741663157), (93, 1857255687), (109, 1584630999), (189, 913887719), (217, 795966723), (279, 619085229), (327, 528210333), (651, 265322241), (763, 226375857), (837, 206361743), (981, 176070111), (1953, 88440747), (2289, 75458619), (2943, 58690037), (3379, 51117129), (5859, 29480249), (6867, 25152873), (10137, 17039043), (20601, 8384291), (23653, 7302447), (30411, 5679681), (70959, 2434149), (91233, 1893227), (212877, 811383), (270461, 638631)]