20773668279

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73379}}^1$

素因数の和:73480

約数の個数: 64

約数和(自身を含む): 36687651840

約数和(自身を除く): 15913983561

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 61, 91, 119, 183, 221, 273, 357, 427, 663, 793, 1037, 1281, 1547, 2379, 3111, 4641, 5551, 7259, 13481, 16653, 21777, 40443, 73379, 94367, 220137, 283101, 513653, 953927, 1247443, 1540959, 2861781, 3742329, 4476119, 6677489, 8732101, 13428357, 16216759, 20032467, 26196303, 31332833, 48650277, 58189547, 76094023, 93998499, 113517313, 174568641, 228282069, 340551939, 407326829, 532658161, 989222299, 1221980487, 1597974483, 2967666897, 6924556093, 20773668279]

約数ペア:

[(1, 20773668279), (3, 6924556093), (7, 2967666897), (13, 1597974483), (17, 1221980487), (21, 989222299), (39, 532658161), (51, 407326829), (61, 340551939), (91, 228282069), (119, 174568641), (183, 113517313), (221, 93998499), (273, 76094023), (357, 58189547), (427, 48650277), (663, 31332833), (793, 26196303), (1037, 20032467), (1281, 16216759), (1547, 13428357), (2379, 8732101), (3111, 6677489), (4641, 4476119), (5551, 3742329), (7259, 2861781), (13481, 1540959), (16653, 1247443), (21777, 953927), (40443, 513653), (73379, 283101), (94367, 220137)]