290251019513

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{437587}}^1$

素因数の和:437841

約数の個数: 32

約数和(自身を含む): 368750156544

約数和(自身を除く): 78499137031

約数列:

[1, 7, 13, 37, 91, 197, 259, 481, 1379, 2561, 3367, 7289, 17927, 51023, 94757, 437587, 663299, 3063109, 5688631, 16190719, 39820417, 86204639, 113335033, 210479347, 603432473, 1120660307, 1473355429, 3189571643, 7844622149, 22327001501, 41464431359, 290251019513]

約数ペア:

[(1, 290251019513), (7, 41464431359), (13, 22327001501), (37, 7844622149), (91, 3189571643), (197, 1473355429), (259, 1120660307), (481, 603432473), (1379, 210479347), (2561, 113335033), (3367, 86204639), (7289, 39820417), (17927, 16190719), (51023, 5688631), (94757, 3063109), (437587, 663299)]