201993381

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{1747}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 302683680

約数和(自身を除く): 100690299

約数列:

[1, 3, 9, 29, 87, 261, 443, 1329, 1747, 3987, 5241, 12847, 15723, 38541, 50663, 115623, 151989, 455967, 773921, 2321763, 6965289, 22443709, 67331127, 201993381]

約数ペア:

[(1, 201993381), (3, 67331127), (9, 22443709), (29, 6965289), (87, 2321763), (261, 773921), (443, 455967), (1329, 151989), (1747, 115623), (3987, 50663), (5241, 38541), (12847, 15723)]