388604828

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{373}}^1\times {\mathrm{1439}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 686125440

約数和(自身を除く): 297520612

約数列:

[1, 2, 4, 181, 362, 373, 724, 746, 1439, 1492, 2878, 5756, 67513, 135026, 260459, 270052, 520918, 536747, 1041836, 1073494, 2146988, 97151207, 194302414, 388604828]

約数ペア:

[(1, 388604828), (2, 194302414), (4, 97151207), (181, 2146988), (362, 1073494), (373, 1041836), (724, 536747), (746, 520918), (1439, 270052), (1492, 260459), (2878, 135026), (5756, 67513)]