78815535

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 128701440

約数和(自身を除く): 49885905

約数列:

[1, 3, 5, 15, 79, 227, 237, 293, 395, 681, 879, 1135, 1185, 1465, 3405, 4395, 17933, 23147, 53799, 66511, 69441, 89665, 115735, 199533, 268995, 332555, 347205, 997665, 5254369, 15763107, 26271845, 78815535]

約数ペア:

[(1, 78815535), (3, 26271845), (5, 15763107), (15, 5254369), (79, 997665), (227, 347205), (237, 332555), (293, 268995), (395, 199533), (681, 115735), (879, 89665), (1135, 69441), (1185, 66511), (1465, 53799), (3405, 23147), (4395, 17933)]