81169128

素因数分解:

$2^3\times 3^4\times {\mathrm{125261}}^1$

素因数の和:125279

約数の個数: 40

約数和(自身を含む): 227350530

約数和(自身を除く): 146181402

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 125261, 250522, 375783, 501044, 751566, 1002088, 1127349, 1503132, 2254698, 3006264, 3382047, 4509396, 6764094, 9018792, 10146141, 13528188, 20292282, 27056376, 40584564, 81169128]

約数ペア:

[(1, 81169128), (2, 40584564), (3, 27056376), (4, 20292282), (6, 13528188), (8, 10146141), (9, 9018792), (12, 6764094), (18, 4509396), (24, 3382047), (27, 3006264), (36, 2254698), (54, 1503132), (72, 1127349), (81, 1002088), (108, 751566), (162, 501044), (216, 375783), (324, 250522), (648, 125261)]