123162172

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{72109}}^1$

素因数の和:72181

約数の個数: 24

約数和(自身を含む): 250365920

約数和(自身を除く): 127203748

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 72109, 144218, 288436, 504763, 1009526, 2019052, 4398649, 8797298, 17594596, 30790543, 61581086, 123162172]

約数ペア:

[(1, 123162172), (2, 61581086), (4, 30790543), (7, 17594596), (14, 8797298), (28, 4398649), (61, 2019052), (122, 1009526), (244, 504763), (427, 288436), (854, 144218), (1708, 72109)]