1247996915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{4231}}^1$

素因数の和:4451

約数の個数: 32

約数和(自身を含む): 1696591872

約数和(自身を除く): 448594957

約数列:

[1, 5, 11, 31, 55, 155, 173, 341, 865, 1705, 1903, 4231, 5363, 9515, 21155, 26815, 46541, 58993, 131161, 232705, 294965, 655805, 731963, 1442771, 3659815, 7213855, 8051593, 22690853, 40257965, 113454265, 249599383, 1247996915]

約数ペア:

[(1, 1247996915), (5, 249599383), (11, 113454265), (31, 40257965), (55, 22690853), (155, 8051593), (173, 7213855), (341, 3659815), (865, 1442771), (1705, 731963), (1903, 655805), (4231, 294965), (5363, 232705), (9515, 131161), (21155, 58993), (26815, 46541)]