67990497

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 99677952

約数和(自身を除く): 31687455

約数列:

[1, 3, 17, 37, 51, 111, 137, 263, 411, 629, 789, 1887, 2329, 4471, 5069, 6987, 9731, 13413, 15207, 29193, 36031, 86173, 108093, 165427, 258519, 496281, 612527, 1333147, 1837581, 3999441, 22663499, 67990497]

約数ペア:

[(1, 67990497), (3, 22663499), (17, 3999441), (37, 1837581), (51, 1333147), (111, 612527), (137, 496281), (263, 258519), (411, 165427), (629, 108093), (789, 86173), (1887, 36031), (2329, 29193), (4471, 15207), (5069, 13413), (6987, 9731)]