7421115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2003}}^1$

素因数の和:2043

約数の個数: 32

約数和(自身を含む): 13466880

約数和(自身を除く): 6045765

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 2003, 3705, 6009, 10015, 26039, 30045, 38057, 78117, 114171, 130195, 190285, 390585, 494741, 570855, 1484223, 2473705, 7421115]

約数ペア:

[(1, 7421115), (3, 2473705), (5, 1484223), (13, 570855), (15, 494741), (19, 390585), (39, 190285), (57, 130195), (65, 114171), (95, 78117), (195, 38057), (247, 30045), (285, 26039), (741, 10015), (1235, 6009), (2003, 3705)]