140968505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 189941760

約数和(自身を除く): 48973255

約数列:

[1, 5, 17, 19, 85, 95, 191, 323, 457, 955, 1615, 2285, 3247, 3629, 7769, 8683, 16235, 18145, 38845, 43415, 61693, 87287, 147611, 308465, 436435, 738055, 1483879, 1658453, 7419395, 8292265, 28193701, 140968505]

約数ペア:

[(1, 140968505), (5, 28193701), (17, 8292265), (19, 7419395), (85, 1658453), (95, 1483879), (191, 738055), (323, 436435), (457, 308465), (955, 147611), (1615, 87287), (2285, 61693), (3247, 43415), (3629, 38845), (7769, 18145), (8683, 16235)]