2223256515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{21317}}^1$

素因数の和:21751

約数の個数: 32

約数和(自身を含む): 3775844160

約数和(自身を除く): 1552587645

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 409, 1227, 2045, 6135, 6953, 20859, 21317, 34765, 63951, 104295, 106585, 319755, 362389, 1087167, 1811945, 5435835, 8718653, 26155959, 43593265, 130779795, 148217101, 444651303, 741085505, 2223256515]

約数ペア:

[(1, 2223256515), (3, 741085505), (5, 444651303), (15, 148217101), (17, 130779795), (51, 43593265), (85, 26155959), (255, 8718653), (409, 5435835), (1227, 1811945), (2045, 1087167), (6135, 362389), (6953, 319755), (20859, 106585), (21317, 104295), (34765, 63951)]