212960505

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 347439744

約数和(自身を除く): 134479239

約数列:

[1, 3, 5, 15, 67, 201, 313, 335, 677, 939, 1005, 1565, 2031, 3385, 4695, 10155, 20971, 45359, 62913, 104855, 136077, 211901, 226795, 314565, 635703, 680385, 1059505, 3178515, 14197367, 42592101, 70986835, 212960505]

約数ペア:

[(1, 212960505), (3, 70986835), (5, 42592101), (15, 14197367), (67, 3178515), (201, 1059505), (313, 680385), (335, 635703), (677, 314565), (939, 226795), (1005, 211901), (1565, 136077), (2031, 104855), (3385, 62913), (4695, 45359), (10155, 20971)]