18075729

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 28984320

約数和(自身を除く): 10908591

約数列:

[1, 3, 7, 21, 29, 67, 87, 201, 203, 443, 469, 609, 1329, 1407, 1943, 3101, 5829, 9303, 12847, 13601, 29681, 38541, 40803, 89043, 89929, 207767, 269787, 623301, 860749, 2582247, 6025243, 18075729]

約数ペア:

[(1, 18075729), (3, 6025243), (7, 2582247), (21, 860749), (29, 623301), (67, 269787), (87, 207767), (201, 89929), (203, 89043), (443, 40803), (469, 38541), (609, 29681), (1329, 13601), (1407, 12847), (1943, 9303), (3101, 5829)]