86783949

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 153653760

約数和(自身を除く): 66869811

約数列:

[1, 3, 7, 9, 21, 47, 49, 53, 63, 79, 141, 147, 159, 237, 329, 371, 423, 441, 477, 553, 711, 987, 1113, 1659, 2303, 2491, 2597, 2961, 3339, 3713, 3871, 4187, 4977, 6909, 7473, 7791, 11139, 11613, 12561, 17437, 20727, 22419, 23373, 25991, 29309, 33417, 34839, 37683, 52311, 77973, 87927, 122059, 156933, 181937, 196789, 205163, 233919, 263781, 366177, 545811, 590367, 615489, 1098531, 1377523, 1637433, 1771101, 1846467, 4132569, 9642661, 12397707, 28927983, 86783949]

約数ペア:

[(1, 86783949), (3, 28927983), (7, 12397707), (9, 9642661), (21, 4132569), (47, 1846467), (49, 1771101), (53, 1637433), (63, 1377523), (79, 1098531), (141, 615489), (147, 590367), (159, 545811), (237, 366177), (329, 263781), (371, 233919), (423, 205163), (441, 196789), (477, 181937), (553, 156933), (711, 122059), (987, 87927), (1113, 77973), (1659, 52311), (2303, 37683), (2491, 34839), (2597, 33417), (2961, 29309), (3339, 25991), (3713, 23373), (3871, 22419), (4187, 20727), (4977, 17437), (6909, 12561), (7473, 11613), (7791, 11139)]