28815805

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1327}}^1$

素因数の和:1476

約数の個数: 16

約数和(自身を含む): 35760384

約数和(自身を除く): 6944579

約数列:

[1, 5, 43, 101, 215, 505, 1327, 4343, 6635, 21715, 57061, 134027, 285305, 670135, 5763161, 28815805]

約数ペア:

[(1, 28815805), (5, 5763161), (43, 670135), (101, 285305), (215, 134027), (505, 57061), (1327, 21715), (4343, 6635)]