78985942

素因数分解:

$2^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{1447}}^1$

素因数の和:2020

約数の個数: 24

約数和(自身を含む): 138165264

約数和(自身を除く): 59179322

約数列:

[1, 2, 7, 14, 49, 98, 557, 1114, 1447, 2894, 3899, 7798, 10129, 20258, 27293, 54586, 70903, 141806, 805979, 1611958, 5641853, 11283706, 39492971, 78985942]

約数ペア:

[(1, 78985942), (2, 39492971), (7, 11283706), (14, 5641853), (49, 1611958), (98, 805979), (557, 141806), (1114, 70903), (1447, 54586), (2894, 27293), (3899, 20258), (7798, 10129)]