257058438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{11483}}^1$

素因数の和:11549

約数の個数: 64

約数和(自身を含む): 648248832

約数和(自身を除く): 391190394

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 41, 42, 78, 82, 91, 123, 182, 246, 273, 287, 533, 546, 574, 861, 1066, 1599, 1722, 3198, 3731, 7462, 11193, 11483, 22386, 22966, 34449, 68898, 80381, 149279, 160762, 241143, 298558, 447837, 470803, 482286, 895674, 941606, 1044953, 1412409, 2089906, 2824818, 3134859, 3295621, 6120439, 6269718, 6591242, 9886863, 12240878, 18361317, 19773726, 36722634, 42843073, 85686146, 128529219, 257058438]

約数ペア:

[(1, 257058438), (2, 128529219), (3, 85686146), (6, 42843073), (7, 36722634), (13, 19773726), (14, 18361317), (21, 12240878), (26, 9886863), (39, 6591242), (41, 6269718), (42, 6120439), (78, 3295621), (82, 3134859), (91, 2824818), (123, 2089906), (182, 1412409), (246, 1044953), (273, 941606), (287, 895674), (533, 482286), (546, 470803), (574, 447837), (861, 298558), (1066, 241143), (1599, 160762), (1722, 149279), (3198, 80381), (3731, 68898), (7462, 34449), (11193, 22966), (11483, 22386)]