68395155

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5581}}^1$

素因数の和:5651

約数の個数: 32

約数和(自身を含む): 117891840

約数和(自身を除く): 49496685

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2451, 4085, 5581, 12255, 16743, 27905, 83715, 106039, 239983, 318117, 530195, 719949, 1199915, 1590585, 3599745, 4559677, 13679031, 22798385, 68395155]

約数ペア:

[(1, 68395155), (3, 22798385), (5, 13679031), (15, 4559677), (19, 3599745), (43, 1590585), (57, 1199915), (95, 719949), (129, 530195), (215, 318117), (285, 239983), (645, 106039), (817, 83715), (2451, 27905), (4085, 16743), (5581, 12255)]