161621778

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{3461}}^1$

素因数の和:3690

約数の個数: 32

約数和(自身を含む): 332684352

約数和(自身を除く): 171062574

約数列:

[1, 2, 3, 6, 43, 86, 129, 181, 258, 362, 543, 1086, 3461, 6922, 7783, 10383, 15566, 20766, 23349, 46698, 148823, 297646, 446469, 626441, 892938, 1252882, 1879323, 3758646, 26936963, 53873926, 80810889, 161621778]

約数ペア:

[(1, 161621778), (2, 80810889), (3, 53873926), (6, 26936963), (43, 3758646), (86, 1879323), (129, 1252882), (181, 892938), (258, 626441), (362, 446469), (543, 297646), (1086, 148823), (3461, 46698), (6922, 23349), (7783, 20766), (10383, 15566)]