4004945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 5971968

約数和(自身を除く): 1967023

約数列:

[1, 5, 7, 17, 35, 53, 85, 119, 127, 265, 371, 595, 635, 889, 901, 1855, 2159, 4445, 4505, 6307, 6731, 10795, 15113, 31535, 33655, 47117, 75565, 114427, 235585, 572135, 800989, 4004945]

約数ペア:

[(1, 4004945), (5, 800989), (7, 572135), (17, 235585), (35, 114427), (53, 75565), (85, 47117), (119, 33655), (127, 31535), (265, 15113), (371, 10795), (595, 6731), (635, 6307), (889, 4505), (901, 4445), (1855, 2159)]