7443891

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 13540800

約数和(自身を除く): 6096909

約数列:

[1, 3, 7, 9, 13, 21, 39, 61, 63, 91, 117, 149, 183, 273, 427, 447, 549, 793, 819, 1043, 1281, 1341, 1937, 2379, 3129, 3843, 5551, 5811, 7137, 9089, 9387, 13559, 16653, 17433, 27267, 40677, 49959, 63623, 81801, 118157, 122031, 190869, 354471, 572607, 827099, 1063413, 2481297, 7443891]

約数ペア:

[(1, 7443891), (3, 2481297), (7, 1063413), (9, 827099), (13, 572607), (21, 354471), (39, 190869), (61, 122031), (63, 118157), (91, 81801), (117, 63623), (149, 49959), (183, 40677), (273, 27267), (427, 17433), (447, 16653), (549, 13559), (793, 9387), (819, 9089), (1043, 7137), (1281, 5811), (1341, 5551), (1937, 3843), (2379, 3129)]