8438508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 108

約数和(自身を含む): 24646440

約数和(自身を除く): 16207932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 73, 76, 78, 114, 117, 146, 156, 169, 171, 219, 228, 234, 247, 292, 338, 342, 438, 468, 494, 507, 657, 676, 684, 741, 876, 949, 988, 1014, 1314, 1387, 1482, 1521, 1898, 2028, 2223, 2628, 2774, 2847, 2964, 3042, 3211, 3796, 4161, 4446, 5548, 5694, 6084, 6422, 8322, 8541, 8892, 9633, 11388, 12337, 12483, 12844, 16644, 17082, 18031, 19266, 24674, 24966, 28899, 34164, 36062, 37011, 38532, 49348, 49932, 54093, 57798, 72124, 74022, 108186, 111033, 115596, 148044, 162279, 216372, 222066, 234403, 324558, 444132, 468806, 649116, 703209, 937612, 1406418, 2109627, 2812836, 4219254, 8438508]

約数ペア:

[(1, 8438508), (2, 4219254), (3, 2812836), (4, 2109627), (6, 1406418), (9, 937612), (12, 703209), (13, 649116), (18, 468806), (19, 444132), (26, 324558), (36, 234403), (38, 222066), (39, 216372), (52, 162279), (57, 148044), (73, 115596), (76, 111033), (78, 108186), (114, 74022), (117, 72124), (146, 57798), (156, 54093), (169, 49932), (171, 49348), (219, 38532), (228, 37011), (234, 36062), (247, 34164), (292, 28899), (338, 24966), (342, 24674), (438, 19266), (468, 18031), (494, 17082), (507, 16644), (657, 12844), (676, 12483), (684, 12337), (741, 11388), (876, 9633), (949, 8892), (988, 8541), (1014, 8322), (1314, 6422), (1387, 6084), (1482, 5694), (1521, 5548), (1898, 4446), (2028, 4161), (2223, 3796), (2628, 3211), (2774, 3042), (2847, 2964)]