78726855

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 128314368

約数和(自身を除く): 49587513

約数列:

[1, 3, 5, 15, 107, 181, 271, 321, 535, 543, 813, 905, 1355, 1605, 2715, 4065, 19367, 28997, 49051, 58101, 86991, 96835, 144985, 147153, 245255, 290505, 434955, 735765, 5248457, 15745371, 26242285, 78726855]

約数ペア:

[(1, 78726855), (3, 26242285), (5, 15745371), (15, 5248457), (107, 735765), (181, 434955), (271, 290505), (321, 245255), (535, 147153), (543, 144985), (813, 96835), (905, 86991), (1355, 58101), (1605, 49051), (2715, 28997), (4065, 19367)]