83977365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 142767360

約数和(自身を除く): 58789995

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 509, 647, 1527, 1941, 2545, 3235, 7635, 8653, 9705, 10999, 25959, 32997, 43265, 54995, 129795, 164985, 329323, 987969, 1646615, 4939845, 5598491, 16795473, 27992455, 83977365]

約数ペア:

[(1, 83977365), (3, 27992455), (5, 16795473), (15, 5598491), (17, 4939845), (51, 1646615), (85, 987969), (255, 329323), (509, 164985), (647, 129795), (1527, 54995), (1941, 43265), (2545, 32997), (3235, 25959), (7635, 10999), (8653, 9705)]