161291212

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{10139}}^1$

素因数の和:10281

約数の個数: 24

約数和(自身を含む): 292153680

約数和(自身を除く): 130862468

約数列:

[1, 2, 4, 41, 82, 97, 164, 194, 388, 3977, 7954, 10139, 15908, 20278, 40556, 415699, 831398, 983483, 1662796, 1966966, 3933932, 40322803, 80645606, 161291212]

約数ペア:

[(1, 161291212), (2, 80645606), (4, 40322803), (41, 3933932), (82, 1966966), (97, 1662796), (164, 983483), (194, 831398), (388, 415699), (3977, 40556), (7954, 20278), (10139, 15908)]