81857124

素因数分解:

$2^2\times 3^2\times {\mathrm{251}}^1\times {\mathrm{9059}}^1$

素因数の和:9320

約数の個数: 36

約数和(自身を含む): 207763920

約数和(自身を除く): 125906796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 251, 502, 753, 1004, 1506, 2259, 3012, 4518, 9036, 9059, 18118, 27177, 36236, 54354, 81531, 108708, 163062, 326124, 2273809, 4547618, 6821427, 9095236, 13642854, 20464281, 27285708, 40928562, 81857124]

約数ペア:

[(1, 81857124), (2, 40928562), (3, 27285708), (4, 20464281), (6, 13642854), (9, 9095236), (12, 6821427), (18, 4547618), (36, 2273809), (251, 326124), (502, 163062), (753, 108708), (1004, 81531), (1506, 54354), (2259, 36236), (3012, 27177), (4518, 18118), (9036, 9059)]