71318715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{751}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 123303936

約数和(自身を除く): 51985221

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 487, 751, 1461, 2253, 2435, 3755, 6331, 7305, 9763, 11265, 18993, 29289, 31655, 48815, 94965, 146445, 365737, 1097211, 1828685, 4754581, 5486055, 14263743, 23772905, 71318715]

約数ペア:

[(1, 71318715), (3, 23772905), (5, 14263743), (13, 5486055), (15, 4754581), (39, 1828685), (65, 1097211), (195, 365737), (487, 146445), (751, 94965), (1461, 48815), (2253, 31655), (2435, 29289), (3755, 18993), (6331, 11265), (7305, 9763)]