215624918

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 342696960

約数和(自身を除く): 127072042

約数列:

[1, 2, 29, 58, 73, 127, 146, 254, 401, 802, 2117, 3683, 4234, 7366, 9271, 11629, 18542, 23258, 29273, 50927, 58546, 101854, 268859, 537718, 848917, 1476883, 1697834, 2953766, 3717671, 7435342, 107812459, 215624918]

約数ペア:

[(1, 215624918), (2, 107812459), (29, 7435342), (58, 3717671), (73, 2953766), (127, 1697834), (146, 1476883), (254, 848917), (401, 537718), (802, 268859), (2117, 101854), (3683, 58546), (4234, 50927), (7366, 29273), (9271, 23258), (11629, 18542)]