13203428

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 27525120

約数和(自身を除く): 14321692

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 127, 158, 188, 254, 316, 329, 508, 553, 658, 889, 1106, 1316, 1778, 2212, 3556, 3713, 5969, 7426, 10033, 11938, 14852, 20066, 23876, 25991, 40132, 41783, 51982, 70231, 83566, 103964, 140462, 167132, 280924, 471551, 943102, 1886204, 3300857, 6601714, 13203428]

約数ペア:

[(1, 13203428), (2, 6601714), (4, 3300857), (7, 1886204), (14, 943102), (28, 471551), (47, 280924), (79, 167132), (94, 140462), (127, 103964), (158, 83566), (188, 70231), (254, 51982), (316, 41783), (329, 40132), (508, 25991), (553, 23876), (658, 20066), (889, 14852), (1106, 11938), (1316, 10033), (1778, 7426), (2212, 5969), (3556, 3713)]