81669084

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138893}}^1$

素因数の和:138914

約数の個数: 36

約数和(自身を含む): 221674824

約数和(自身を除く): 140005740

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138893, 277786, 416679, 555572, 833358, 972251, 1666716, 1944502, 2916753, 3889004, 5833506, 6805757, 11667012, 13611514, 20417271, 27223028, 40834542, 81669084]

約数ペア:

[(1, 81669084), (2, 40834542), (3, 27223028), (4, 20417271), (6, 13611514), (7, 11667012), (12, 6805757), (14, 5833506), (21, 3889004), (28, 2916753), (42, 1944502), (49, 1666716), (84, 972251), (98, 833358), (147, 555572), (196, 416679), (294, 277786), (588, 138893)]