71508742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 116899200

約数和(自身を除く): 45390458

約数列:

[1, 2, 19, 38, 43, 86, 107, 214, 409, 817, 818, 1634, 2033, 4066, 4601, 7771, 9202, 15542, 17587, 35174, 43763, 87419, 87526, 174838, 334153, 668306, 831497, 1662994, 1881809, 3763618, 35754371, 71508742]

約数ペア:

[(1, 71508742), (2, 35754371), (19, 3763618), (38, 1881809), (43, 1662994), (86, 831497), (107, 668306), (214, 334153), (409, 174838), (817, 87526), (818, 87419), (1634, 43763), (2033, 35174), (4066, 17587), (4601, 15542), (7771, 9202)]