71139747

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2239}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 116121600

約数和(自身を除く): 44981853

約数列:

[1, 3, 7, 17, 21, 51, 89, 119, 267, 357, 623, 1513, 1869, 2239, 4539, 6717, 10591, 15673, 31773, 38063, 47019, 114189, 199271, 266441, 597813, 799323, 1394897, 3387607, 4184691, 10162821, 23713249, 71139747]

約数ペア:

[(1, 71139747), (3, 23713249), (7, 10162821), (17, 4184691), (21, 3387607), (51, 1394897), (89, 799323), (119, 597813), (267, 266441), (357, 199271), (623, 114189), (1513, 47019), (1869, 38063), (2239, 31773), (4539, 15673), (6717, 10591)]