81149688

素因数分解:

$2^3\times 3^4\times {\mathrm{125231}}^1$

素因数の和:125249

約数の個数: 40

約数和(自身を含む): 227296080

約数和(自身を除く): 146146392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 125231, 250462, 375693, 500924, 751386, 1001848, 1127079, 1502772, 2254158, 3005544, 3381237, 4508316, 6762474, 9016632, 10143711, 13524948, 20287422, 27049896, 40574844, 81149688]

約数ペア:

[(1, 81149688), (2, 40574844), (3, 27049896), (4, 20287422), (6, 13524948), (8, 10143711), (9, 9016632), (12, 6762474), (18, 4508316), (24, 3381237), (27, 3005544), (36, 2254158), (54, 1502772), (72, 1127079), (81, 1001848), (108, 751386), (162, 500924), (216, 375693), (324, 250462), (648, 125231)]