198430778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 382018560

約数和(自身を除く): 183587782

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 79, 91, 158, 182, 259, 373, 481, 518, 553, 746, 962, 1027, 1106, 2054, 2611, 2923, 3367, 4849, 5222, 5846, 6734, 7189, 9698, 13801, 14378, 20461, 27602, 29467, 33943, 37999, 40922, 58934, 67886, 75998, 96607, 179413, 193214, 206269, 265993, 358826, 383071, 412538, 531986, 766142, 1090279, 1255891, 2180558, 2511782, 2681497, 5362994, 7631953, 14173627, 15263906, 28347254, 99215389, 198430778]

約数ペア:

[(1, 198430778), (2, 99215389), (7, 28347254), (13, 15263906), (14, 14173627), (26, 7631953), (37, 5362994), (74, 2681497), (79, 2511782), (91, 2180558), (158, 1255891), (182, 1090279), (259, 766142), (373, 531986), (481, 412538), (518, 383071), (553, 358826), (746, 265993), (962, 206269), (1027, 193214), (1106, 179413), (2054, 96607), (2611, 75998), (2923, 67886), (3367, 58934), (4849, 40922), (5222, 37999), (5846, 33943), (6734, 29467), (7189, 27602), (9698, 20461), (13801, 14378)]