309727548

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12487}}^1$

素因数の和:12563

約数の個数: 72

約数和(自身を含む): 859124448

約数和(自身を除く): 549396900

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1378, 1908, 2067, 2756, 4134, 6201, 8268, 12402, 12487, 24804, 24974, 37461, 49948, 74922, 112383, 149844, 162331, 224766, 324662, 449532, 486993, 649324, 661811, 973986, 1323622, 1460979, 1947972, 1985433, 2647244, 2921958, 3970866, 5843916, 5956299, 7941732, 8603543, 11912598, 17207086, 23825196, 25810629, 34414172, 51621258, 77431887, 103242516, 154863774, 309727548]

約数ペア:

[(1, 309727548), (2, 154863774), (3, 103242516), (4, 77431887), (6, 51621258), (9, 34414172), (12, 25810629), (13, 23825196), (18, 17207086), (26, 11912598), (36, 8603543), (39, 7941732), (52, 5956299), (53, 5843916), (78, 3970866), (106, 2921958), (117, 2647244), (156, 1985433), (159, 1947972), (212, 1460979), (234, 1323622), (318, 973986), (468, 661811), (477, 649324), (636, 486993), (689, 449532), (954, 324662), (1378, 224766), (1908, 162331), (2067, 149844), (2756, 112383), (4134, 74922), (6201, 49948), (8268, 37461), (12402, 24974), (12487, 24804)]