39799725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 78869952

約数和(自身を除く): 39070227

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 43, 75, 105, 123, 129, 175, 205, 215, 287, 301, 525, 615, 645, 861, 903, 1025, 1075, 1435, 1505, 1763, 1849, 3075, 3225, 4305, 4515, 5289, 5547, 7175, 7525, 8815, 9245, 12341, 12943, 21525, 22575, 26445, 27735, 37023, 38829, 44075, 46225, 61705, 64715, 75809, 132225, 138675, 185115, 194145, 227427, 308525, 323575, 379045, 530663, 925575, 970725, 1137135, 1591989, 1895225, 2653315, 5685675, 7959945, 13266575, 39799725]

約数ペア:

[(1, 39799725), (3, 13266575), (5, 7959945), (7, 5685675), (15, 2653315), (21, 1895225), (25, 1591989), (35, 1137135), (41, 970725), (43, 925575), (75, 530663), (105, 379045), (123, 323575), (129, 308525), (175, 227427), (205, 194145), (215, 185115), (287, 138675), (301, 132225), (525, 75809), (615, 64715), (645, 61705), (861, 46225), (903, 44075), (1025, 38829), (1075, 37023), (1435, 27735), (1505, 26445), (1763, 22575), (1849, 21525), (3075, 12943), (3225, 12341), (4305, 9245), (4515, 8815), (5289, 7525), (5547, 7175)]