81949966

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{829}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 147248640

約数和(自身を除く): 65298674

約数列:

[1, 2, 7, 14, 23, 46, 161, 307, 322, 614, 829, 1658, 2149, 4298, 5803, 7061, 11606, 14122, 19067, 38134, 49427, 98854, 133469, 254503, 266938, 509006, 1781521, 3563042, 5853569, 11707138, 40974983, 81949966]

約数ペア:

[(1, 81949966), (2, 40974983), (7, 11707138), (14, 5853569), (23, 3563042), (46, 1781521), (161, 509006), (307, 266938), (322, 254503), (614, 133469), (829, 98854), (1658, 49427), (2149, 38134), (4298, 19067), (5803, 14122), (7061, 11606)]