11909745

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 22194432

約数和(自身を除く): 10284687

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 311, 333, 345, 555, 851, 933, 1035, 1555, 1665, 2553, 2799, 4255, 4665, 7153, 7659, 11507, 12765, 13995, 21459, 34521, 35765, 38295, 57535, 64377, 103563, 107295, 172605, 264661, 321885, 517815, 793983, 1323305, 2381949, 3969915, 11909745]

約数ペア:

[(1, 11909745), (3, 3969915), (5, 2381949), (9, 1323305), (15, 793983), (23, 517815), (37, 321885), (45, 264661), (69, 172605), (111, 107295), (115, 103563), (185, 64377), (207, 57535), (311, 38295), (333, 35765), (345, 34521), (555, 21459), (851, 13995), (933, 12765), (1035, 11507), (1555, 7659), (1665, 7153), (2553, 4665), (2799, 4255)]