201912095

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 60

約数和(自身を含む): 312927720

約数和(自身を除く): 111015625

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 121, 139, 245, 343, 385, 539, 605, 695, 847, 973, 1529, 1715, 2401, 2695, 3773, 4235, 4865, 5929, 6811, 7645, 10703, 12005, 16819, 18865, 26411, 29645, 34055, 41503, 47677, 53515, 74921, 84095, 117733, 132055, 207515, 238385, 290521, 333739, 374605, 524447, 588665, 824131, 1452605, 1668695, 2622235, 3671129, 4120655, 5768917, 18355645, 28844585, 40382419, 201912095]

約数ペア:

[(1, 201912095), (5, 40382419), (7, 28844585), (11, 18355645), (35, 5768917), (49, 4120655), (55, 3671129), (77, 2622235), (121, 1668695), (139, 1452605), (245, 824131), (343, 588665), (385, 524447), (539, 374605), (605, 333739), (695, 290521), (847, 238385), (973, 207515), (1529, 132055), (1715, 117733), (2401, 84095), (2695, 74921), (3773, 53515), (4235, 47677), (4865, 41503), (5929, 34055), (6811, 29645), (7645, 26411), (10703, 18865), (12005, 16819)]