1377935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 32

約数和(自身を含む): 1995840

約数和(自身を除く): 617905

約数列:

[1, 5, 13, 17, 29, 43, 65, 85, 145, 215, 221, 377, 493, 559, 731, 1105, 1247, 1885, 2465, 2795, 3655, 6235, 6409, 9503, 16211, 21199, 32045, 47515, 81055, 105995, 275587, 1377935]

約数ペア:

[(1, 1377935), (5, 275587), (13, 105995), (17, 81055), (29, 47515), (43, 32045), (65, 21199), (85, 16211), (145, 9503), (215, 6409), (221, 6235), (377, 3655), (493, 2795), (559, 2465), (731, 1885), (1105, 1247)]