38172729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3299}}^1$

素因数の和:3357

約数の個数: 32

約数和(自身を含む): 63360000

約数和(自身を除く): 25187271

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3299, 3857, 9897, 11571, 23093, 62681, 69279, 95671, 188043, 287013, 438767, 669697, 1316301, 1817749, 2009091, 5453247, 12724243, 38172729]

約数ペア:

[(1, 38172729), (3, 12724243), (7, 5453247), (19, 2009091), (21, 1817749), (29, 1316301), (57, 669697), (87, 438767), (133, 287013), (203, 188043), (399, 95671), (551, 69279), (609, 62681), (1653, 23093), (3299, 11571), (3857, 9897)]