28889048

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 55429920

約数和(自身を除く): 26540872

約数列:

[1, 2, 4, 8, 71, 142, 181, 281, 284, 362, 562, 568, 724, 1124, 1448, 2248, 12851, 19951, 25702, 39902, 50861, 51404, 79804, 101722, 102808, 159608, 203444, 406888, 3611131, 7222262, 14444524, 28889048]

約数ペア:

[(1, 28889048), (2, 14444524), (4, 7222262), (8, 3611131), (71, 406888), (142, 203444), (181, 159608), (281, 102808), (284, 101722), (362, 79804), (562, 51404), (568, 50861), (724, 39902), (1124, 25702), (1448, 19951), (2248, 12851)]