66997385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{643}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 99536640

約数和(自身を除く): 32539255

約数列:

[1, 5, 7, 13, 35, 65, 91, 229, 455, 643, 1145, 1603, 2977, 3215, 4501, 8015, 8359, 14885, 20839, 22505, 41795, 58513, 104195, 147247, 292565, 736235, 1030729, 1914211, 5153645, 9571055, 13399477, 66997385]

約数ペア:

[(1, 66997385), (5, 13399477), (7, 9571055), (13, 5153645), (35, 1914211), (65, 1030729), (91, 736235), (229, 292565), (455, 147247), (643, 104195), (1145, 58513), (1603, 41795), (2977, 22505), (3215, 20839), (4501, 14885), (8015, 8359)]