13431444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 35048160

約数和(自身を除く): 21616716

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 169, 179, 222, 338, 358, 444, 481, 507, 537, 676, 716, 962, 1014, 1074, 1443, 1924, 2028, 2148, 2327, 2886, 4654, 5772, 6253, 6623, 6981, 9308, 12506, 13246, 13962, 18759, 19869, 25012, 26492, 27924, 30251, 37518, 39738, 60502, 75036, 79476, 86099, 90753, 121004, 172198, 181506, 258297, 344396, 363012, 516594, 1033188, 1119287, 2238574, 3357861, 4477148, 6715722, 13431444]

約数ペア:

[(1, 13431444), (2, 6715722), (3, 4477148), (4, 3357861), (6, 2238574), (12, 1119287), (13, 1033188), (26, 516594), (37, 363012), (39, 344396), (52, 258297), (74, 181506), (78, 172198), (111, 121004), (148, 90753), (156, 86099), (169, 79476), (179, 75036), (222, 60502), (338, 39738), (358, 37518), (444, 30251), (481, 27924), (507, 26492), (537, 25012), (676, 19869), (716, 18759), (962, 13962), (1014, 13246), (1074, 12506), (1443, 9308), (1924, 6981), (2028, 6623), (2148, 6253), (2327, 5772), (2886, 4654)]