228868227

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8839}}^1$

素因数の和:8992

約数の個数: 32

約数和(自身を含む): 390374400

約数和(自身を除く): 161506173

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2877, 3699, 8631, 8839, 25893, 26517, 61873, 79551, 185619, 238653, 556857, 1210943, 1670571, 3632829, 8476601, 10898487, 25429803, 32695461, 76289409, 228868227]

約数ペア:

[(1, 228868227), (3, 76289409), (7, 32695461), (9, 25429803), (21, 10898487), (27, 8476601), (63, 3632829), (137, 1670571), (189, 1210943), (411, 556857), (959, 238653), (1233, 185619), (2877, 79551), (3699, 61873), (8631, 26517), (8839, 25893)]