66956421

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 111839616

約数和(自身を除く): 44883195

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 137, 259, 357, 411, 629, 777, 959, 1369, 1887, 2329, 2877, 4107, 4403, 5069, 6987, 9583, 13209, 15207, 16303, 23273, 28749, 35483, 48909, 69819, 86173, 106449, 162911, 187553, 258519, 488733, 562659, 603211, 1312871, 1809633, 3188401, 3938613, 9565203, 22318807, 66956421]

約数ペア:

[(1, 66956421), (3, 22318807), (7, 9565203), (17, 3938613), (21, 3188401), (37, 1809633), (51, 1312871), (111, 603211), (119, 562659), (137, 488733), (259, 258519), (357, 187553), (411, 162911), (629, 106449), (777, 86173), (959, 69819), (1369, 48909), (1887, 35483), (2329, 28749), (2877, 23273), (4107, 16303), (4403, 15207), (5069, 13209), (6987, 9583)]