131569395

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2417}}^1$

素因数の和:2635

約数の個数: 32

約数和(自身を含む): 222842880

約数和(自身を除く): 91273485

約数列:

[1, 3, 5, 15, 19, 57, 95, 191, 285, 573, 955, 2417, 2865, 3629, 7251, 10887, 12085, 18145, 36255, 45923, 54435, 137769, 229615, 461647, 688845, 1384941, 2308235, 6924705, 8771293, 26313879, 43856465, 131569395]

約数ペア:

[(1, 131569395), (3, 43856465), (5, 26313879), (15, 8771293), (19, 6924705), (57, 2308235), (95, 1384941), (191, 688845), (285, 461647), (573, 229615), (955, 137769), (2417, 54435), (2865, 45923), (3629, 36255), (7251, 18145), (10887, 12085)]