78031005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21061}}^1$

素因数の和:21101

約数の個数: 32

約数和(自身を含む): 141536640

約数和(自身を除く): 63505635

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 21061, 63183, 105305, 273793, 315915, 400159, 821379, 1200477, 1368965, 2000795, 4106895, 5202067, 6002385, 15606201, 26010335, 78031005]

約数ペア:

[(1, 78031005), (3, 26010335), (5, 15606201), (13, 6002385), (15, 5202067), (19, 4106895), (39, 2000795), (57, 1368965), (65, 1200477), (95, 821379), (195, 400159), (247, 315915), (285, 273793), (741, 105305), (1235, 63183), (3705, 21061)]