385872968

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{1061}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 787101300

約数和(自身を除く): 401228332

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 269, 338, 538, 676, 1061, 1076, 1352, 2122, 2152, 3497, 4244, 6994, 8488, 13793, 13988, 27586, 27976, 45461, 55172, 90922, 110344, 179309, 181844, 285409, 358618, 363688, 570818, 717236, 1141636, 1434472, 2283272, 3710317, 7420634, 14841268, 29682536, 48234121, 96468242, 192936484, 385872968]

約数ペア:

[(1, 385872968), (2, 192936484), (4, 96468242), (8, 48234121), (13, 29682536), (26, 14841268), (52, 7420634), (104, 3710317), (169, 2283272), (269, 1434472), (338, 1141636), (538, 717236), (676, 570818), (1061, 363688), (1076, 358618), (1352, 285409), (2122, 181844), (2152, 179309), (3497, 110344), (4244, 90922), (6994, 55172), (8488, 45461), (13793, 27976), (13988, 27586)]