18087735

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1047

約数の個数: 32

約数和(自身を含む): 30666240

約数和(自身を除く): 12578505

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 967, 1247, 2901, 3741, 4835, 6235, 14505, 18705, 28043, 41581, 84129, 124743, 140215, 207905, 420645, 623715, 1205849, 3617547, 6029245, 18087735]

約数ペア:

[(1, 18087735), (3, 6029245), (5, 3617547), (15, 1205849), (29, 623715), (43, 420645), (87, 207905), (129, 140215), (145, 124743), (215, 84129), (435, 41581), (645, 28043), (967, 18705), (1247, 14505), (2901, 6235), (3741, 4835)]