137208771

素因数分解:

$3^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{1291}}^1$

素因数の和:1552

約数の個数: 36

約数和(自身を含む): 231684024

約数和(自身を除く): 94475253

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 241, 441, 723, 1291, 1687, 2169, 3873, 5061, 9037, 11619, 11809, 15183, 27111, 35427, 63259, 81333, 106281, 189777, 311131, 569331, 933393, 2177917, 2800179, 6533751, 15245419, 19601253, 45736257, 137208771]

約数ペア:

[(1, 137208771), (3, 45736257), (7, 19601253), (9, 15245419), (21, 6533751), (49, 2800179), (63, 2177917), (147, 933393), (241, 569331), (441, 311131), (723, 189777), (1291, 106281), (1687, 81333), (2169, 63259), (3873, 35427), (5061, 27111), (9037, 15183), (11619, 11809)]