301990143

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{18749}}^1$

素因数の和:18831

約数の個数: 32

約数和(自身を含む): 504000000

約数和(自身を除く): 202009857

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 2301, 5369, 16107, 18749, 56247, 131243, 243737, 393729, 731211, 1106191, 1706159, 3318573, 5118477, 7743337, 14380483, 23230011, 43141449, 100663381, 301990143]

約数ペア:

[(1, 301990143), (3, 100663381), (7, 43141449), (13, 23230011), (21, 14380483), (39, 7743337), (59, 5118477), (91, 3318573), (177, 1706159), (273, 1106191), (413, 731211), (767, 393729), (1239, 243737), (2301, 131243), (5369, 56247), (16107, 18749)]