72228726

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{18839}}^1$

素因数の和:18921

約数の個数: 32

約数和(自身を含む): 162777600

約数和(自身を除く): 90548874

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 18839, 37678, 56517, 113034, 169551, 339102, 508653, 1017306, 1337569, 2675138, 4012707, 8025414, 12038121, 24076242, 36114363, 72228726]

約数ペア:

[(1, 72228726), (2, 36114363), (3, 24076242), (6, 12038121), (9, 8025414), (18, 4012707), (27, 2675138), (54, 1337569), (71, 1017306), (142, 508653), (213, 339102), (426, 169551), (639, 113034), (1278, 56517), (1917, 37678), (3834, 18839)]