15706938247

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 21512560608

約数和(自身を除く): 5805622361

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 169, 197, 557, 847, 1001, 1183, 1379, 1573, 1859, 2167, 2561, 3899, 6127, 7241, 11011, 13013, 15169, 17927, 20449, 23837, 28171, 33293, 42889, 50687, 67397, 79651, 94133, 109729, 143143, 166859, 197197, 233051, 309881, 366223, 471779, 557557, 658931, 768103, 876161, 1035463, 1207019, 1426477, 2169167, 2563561, 4028453, 6133127, 7248241, 8449133, 9985339, 11390093, 13277209, 15691247, 18544201, 28199171, 79730651, 92940463, 109838729, 129809407, 172603717, 203986211, 1208226019, 1427903477, 2243848321, 15706938247]

約数ペア:

[(1, 15706938247), (7, 2243848321), (11, 1427903477), (13, 1208226019), (77, 203986211), (91, 172603717), (121, 129809407), (143, 109838729), (169, 92940463), (197, 79730651), (557, 28199171), (847, 18544201), (1001, 15691247), (1183, 13277209), (1379, 11390093), (1573, 9985339), (1859, 8449133), (2167, 7248241), (2561, 6133127), (3899, 4028453), (6127, 2563561), (7241, 2169167), (11011, 1426477), (13013, 1207019), (15169, 1035463), (17927, 876161), (20449, 768103), (23837, 658931), (28171, 557557), (33293, 471779), (42889, 366223), (50687, 309881), (67397, 233051), (79651, 197197), (94133, 166859), (109729, 143143)]