227913987

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19697}}^1$

素因数の和:19755

約数の個数: 32

約数和(自身を含む): 378201600

約数和(自身を除く): 150287613

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3857, 11571, 19697, 59091, 137879, 374243, 413637, 571213, 1122729, 1713639, 2619701, 3998491, 7859103, 10853047, 11995473, 32559141, 75971329, 227913987]

約数ペア:

[(1, 227913987), (3, 75971329), (7, 32559141), (19, 11995473), (21, 10853047), (29, 7859103), (57, 3998491), (87, 2619701), (133, 1713639), (203, 1122729), (399, 571213), (551, 413637), (609, 374243), (1653, 137879), (3857, 59091), (11571, 19697)]