247495418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 399567168

約数和(自身を除く): 152071750

約数列:

[1, 2, 17, 34, 131, 181, 262, 307, 362, 614, 2227, 3077, 4454, 5219, 6154, 10438, 23711, 40217, 47422, 55567, 80434, 111134, 403087, 683689, 806174, 944639, 1367378, 1889278, 7279277, 14558554, 123747709, 247495418]

約数ペア:

[(1, 247495418), (2, 123747709), (17, 14558554), (34, 7279277), (131, 1889278), (181, 1367378), (262, 944639), (307, 806174), (362, 683689), (614, 403087), (2227, 111134), (3077, 80434), (4454, 55567), (5219, 47422), (6154, 40217), (10438, 23711)]