2012032305

素因数分解:

$3^4\times 5^1\times {\mathrm{4967981}}^1$

素因数の和:4967998

約数の個数: 20

約数和(自身を含む): 3606754932

約数和(自身を除く): 1594722627

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4967981, 14903943, 24839905, 44711829, 74519715, 134135487, 223559145, 402406461, 670677435, 2012032305]

約数ペア:

[(1, 2012032305), (3, 670677435), (5, 402406461), (9, 223559145), (15, 134135487), (27, 74519715), (45, 44711829), (81, 24839905), (135, 14903943), (405, 4967981)]