128971665

素因数分解:

$3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{6217}}^1$

素因数の和:6689

約数の個数: 24

約数和(自身を含む): 224071848

約数和(自身を除く): 95100183

約数列:

[1, 3, 5, 9, 15, 45, 461, 1383, 2305, 4149, 6217, 6915, 18651, 20745, 31085, 55953, 93255, 279765, 2866037, 8598111, 14330185, 25794333, 42990555, 128971665]

約数ペア:

[(1, 128971665), (3, 42990555), (5, 25794333), (9, 14330185), (15, 8598111), (45, 2866037), (461, 279765), (1383, 93255), (2305, 55953), (4149, 31085), (6217, 20745), (6915, 18651)]