209414145

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6343}}^1$

素因数の和:6453

約数の個数: 32

約数和(自身を含む): 350797824

約数和(自身を除く): 141383679

約数列:

[1, 3, 5, 15, 31, 71, 93, 155, 213, 355, 465, 1065, 2201, 6343, 6603, 11005, 19029, 31715, 33015, 95145, 196633, 450353, 589899, 983165, 1351059, 2251765, 2949495, 6755295, 13960943, 41882829, 69804715, 209414145]

約数ペア:

[(1, 209414145), (3, 69804715), (5, 41882829), (15, 13960943), (31, 6755295), (71, 2949495), (93, 2251765), (155, 1351059), (213, 983165), (355, 589899), (465, 450353), (1065, 196633), (2201, 95145), (6343, 33015), (6603, 31715), (11005, 19029)]