7439868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 20202000

約数和(自身を除く): 12762132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 73, 76, 114, 146, 149, 171, 219, 228, 292, 298, 342, 438, 447, 596, 657, 684, 876, 894, 1314, 1341, 1387, 1788, 2628, 2682, 2774, 2831, 4161, 5364, 5548, 5662, 8322, 8493, 10877, 11324, 12483, 16644, 16986, 21754, 24966, 25479, 32631, 33972, 43508, 49932, 50958, 65262, 97893, 101916, 130524, 195786, 206663, 391572, 413326, 619989, 826652, 1239978, 1859967, 2479956, 3719934, 7439868]

約数ペア:

[(1, 7439868), (2, 3719934), (3, 2479956), (4, 1859967), (6, 1239978), (9, 826652), (12, 619989), (18, 413326), (19, 391572), (36, 206663), (38, 195786), (57, 130524), (73, 101916), (76, 97893), (114, 65262), (146, 50958), (149, 49932), (171, 43508), (219, 33972), (228, 32631), (292, 25479), (298, 24966), (342, 21754), (438, 16986), (447, 16644), (596, 12483), (657, 11324), (684, 10877), (876, 8493), (894, 8322), (1314, 5662), (1341, 5548), (1387, 5364), (1788, 4161), (2628, 2831), (2682, 2774)]