71380065

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 116992512

約数和(自身を除く): 45612447

約数列:

[1, 3, 5, 15, 61, 181, 183, 305, 431, 543, 905, 915, 1293, 2155, 2715, 6465, 11041, 26291, 33123, 55205, 78011, 78873, 131455, 165615, 234033, 390055, 394365, 1170165, 4758671, 14276013, 23793355, 71380065]

約数ペア:

[(1, 71380065), (3, 23793355), (5, 14276013), (15, 4758671), (61, 1170165), (181, 394365), (183, 390055), (305, 234033), (431, 165615), (543, 131455), (905, 78873), (915, 78011), (1293, 55205), (2155, 33123), (2715, 26291), (6465, 11041)]