399828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 1100736

約数和(自身を除く): 700908

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 233, 286, 429, 466, 572, 699, 858, 932, 1398, 1716, 2563, 2796, 3029, 5126, 6058, 7689, 9087, 10252, 12116, 15378, 18174, 30756, 33319, 36348, 66638, 99957, 133276, 199914, 399828]

約数ペア:

[(1, 399828), (2, 199914), (3, 133276), (4, 99957), (6, 66638), (11, 36348), (12, 33319), (13, 30756), (22, 18174), (26, 15378), (33, 12116), (39, 10252), (44, 9087), (52, 7689), (66, 6058), (78, 5126), (132, 3029), (143, 2796), (156, 2563), (233, 1716), (286, 1398), (429, 932), (466, 858), (572, 699)]