305246085

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 494605440

約数和(自身を除く): 189359355

約数列:

[1, 3, 5, 15, 139, 281, 417, 521, 695, 843, 1405, 1563, 2085, 2605, 4215, 7815, 39059, 72419, 117177, 146401, 195295, 217257, 362095, 439203, 585885, 732005, 1086285, 2196015, 20349739, 61049217, 101748695, 305246085]

約数ペア:

[(1, 305246085), (3, 101748695), (5, 61049217), (15, 20349739), (139, 2196015), (281, 1086285), (417, 732005), (521, 585885), (695, 439203), (843, 362095), (1405, 217257), (1563, 195295), (2085, 146401), (2605, 117177), (4215, 72419), (7815, 39059)]