1761271486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 2988216000

約数和(自身を除く): 1226944514

約数列:

[1, 2, 13, 26, 43, 86, 97, 109, 149, 194, 218, 298, 559, 1118, 1261, 1417, 1937, 2522, 2834, 3874, 4171, 4687, 6407, 8342, 9374, 10573, 12814, 14453, 16241, 21146, 28906, 32482, 54223, 60931, 83291, 108446, 121862, 137449, 166582, 187889, 211133, 274898, 375778, 422266, 454639, 621479, 698363, 909278, 1242958, 1396726, 1575377, 3150754, 5910307, 8079227, 9078719, 11820614, 16158454, 18157438, 20479901, 40959802, 67741211, 135482422, 880635743, 1761271486]

約数ペア:

[(1, 1761271486), (2, 880635743), (13, 135482422), (26, 67741211), (43, 40959802), (86, 20479901), (97, 18157438), (109, 16158454), (149, 11820614), (194, 9078719), (218, 8079227), (298, 5910307), (559, 3150754), (1118, 1575377), (1261, 1396726), (1417, 1242958), (1937, 909278), (2522, 698363), (2834, 621479), (3874, 454639), (4171, 422266), (4687, 375778), (6407, 274898), (8342, 211133), (9374, 187889), (10573, 166582), (12814, 137449), (14453, 121862), (16241, 108446), (21146, 83291), (28906, 60931), (32482, 54223)]