128415215

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{5399}}^1$

素因数の和:5542

約数の個数: 16

約数和(自身を含む): 158630400

約数和(自身を除く): 30215185

約数列:

[1, 5, 67, 71, 335, 355, 4757, 5399, 23785, 26995, 361733, 383329, 1808665, 1916645, 25683043, 128415215]

約数ペア:

[(1, 128415215), (5, 25683043), (67, 1916645), (71, 1808665), (335, 383329), (355, 361733), (4757, 26995), (5399, 23785)]