1289841845

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 1633996800

約数和(自身を除く): 344154955

約数列:

[1, 5, 29, 89, 127, 145, 445, 635, 787, 2581, 3683, 3935, 11303, 12905, 18415, 22823, 56515, 70043, 99949, 114115, 327787, 350215, 499745, 1638935, 2031247, 2898521, 8895461, 10156235, 14492605, 44477305, 257968369, 1289841845]

約数ペア:

[(1, 1289841845), (5, 257968369), (29, 44477305), (89, 14492605), (127, 10156235), (145, 8895461), (445, 2898521), (635, 2031247), (787, 1638935), (2581, 499745), (3683, 350215), (3935, 327787), (11303, 114115), (12905, 99949), (18415, 70043), (22823, 56515)]