17768735

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 23500800

約数和(自身を除く): 5732065

約数列:

[1, 5, 29, 31, 59, 67, 145, 155, 295, 335, 899, 1711, 1829, 1943, 2077, 3953, 4495, 8555, 9145, 9715, 10385, 19765, 53041, 60233, 114637, 122543, 265205, 301165, 573185, 612715, 3553747, 17768735]

約数ペア:

[(1, 17768735), (5, 3553747), (29, 612715), (31, 573185), (59, 301165), (67, 265205), (145, 122543), (155, 114637), (295, 60233), (335, 53041), (899, 19765), (1711, 10385), (1829, 9715), (1943, 9145), (2077, 8555), (3953, 4495)]