816420956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{773}}^1\times {\mathrm{1069}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 1623232800

約数和(自身を除く): 806811844

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 773, 988, 1069, 1546, 2138, 3092, 4276, 10049, 13897, 14687, 20098, 20311, 27794, 29374, 40196, 40622, 55588, 58748, 81244, 190931, 264043, 381862, 528086, 763724, 826337, 1056172, 1652674, 3305348, 10742381, 15700403, 21484762, 31400806, 42969524, 62801612, 204105239, 408210478, 816420956]

約数ペア:

[(1, 816420956), (2, 408210478), (4, 204105239), (13, 62801612), (19, 42969524), (26, 31400806), (38, 21484762), (52, 15700403), (76, 10742381), (247, 3305348), (494, 1652674), (773, 1056172), (988, 826337), (1069, 763724), (1546, 528086), (2138, 381862), (3092, 264043), (4276, 190931), (10049, 81244), (13897, 58748), (14687, 55588), (20098, 40622), (20311, 40196), (27794, 29374)]