155331285

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 252692352

約数和(自身を除く): 97361067

約数列:

[1, 3, 5, 15, 131, 137, 393, 411, 577, 655, 685, 1731, 1965, 2055, 2885, 8655, 17947, 53841, 75587, 79049, 89735, 226761, 237147, 269205, 377935, 395245, 1133805, 1185735, 10355419, 31066257, 51777095, 155331285]

約数ペア:

[(1, 155331285), (3, 51777095), (5, 31066257), (15, 10355419), (131, 1185735), (137, 1133805), (393, 395245), (411, 377935), (577, 269205), (655, 237147), (685, 226761), (1731, 89735), (1965, 79049), (2055, 75587), (2885, 53841), (8655, 17947)]