291275228

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1\times {\mathrm{2039}}^1$

素因数の和:2617

約数の個数: 24

約数和(自身を含む): 518192640

約数和(自身を除く): 226917412

約数列:

[1, 2, 4, 71, 142, 284, 503, 1006, 2012, 2039, 4078, 8156, 35713, 71426, 142852, 144769, 289538, 579076, 1025617, 2051234, 4102468, 72818807, 145637614, 291275228]

約数ペア:

[(1, 291275228), (2, 145637614), (4, 72818807), (71, 4102468), (142, 2051234), (284, 1025617), (503, 579076), (1006, 289538), (2012, 144769), (2039, 142852), (4078, 71426), (8156, 35713)]