64787385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7069}}^1$

素因数の和:7137

約数の個数: 32

約数和(自身を含む): 114024960

約数和(自身を除く): 49237575

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 3055, 7069, 9165, 21207, 35345, 91897, 106035, 275691, 332243, 459485, 996729, 1378455, 1661215, 4319159, 4983645, 12957477, 21595795, 64787385]

約数ペア:

[(1, 64787385), (3, 21595795), (5, 12957477), (13, 4983645), (15, 4319159), (39, 1661215), (47, 1378455), (65, 996729), (141, 459485), (195, 332243), (235, 275691), (611, 106035), (705, 91897), (1833, 35345), (3055, 21207), (7069, 9165)]