12985924

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7603}}^1$

素因数の和:7675

約数の個数: 24

約数和(自身を含む): 26401088

約数和(自身を除く): 13415164

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 7603, 15206, 30412, 53221, 106442, 212884, 463783, 927566, 1855132, 3246481, 6492962, 12985924]

約数ペア:

[(1, 12985924), (2, 6492962), (4, 3246481), (7, 1855132), (14, 927566), (28, 463783), (61, 212884), (122, 106442), (244, 53221), (427, 30412), (854, 15206), (1708, 7603)]