30338217

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 57133440

約数和(自身を除く): 26795223

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 2179, 4641, 6537, 13923, 15253, 19611, 28327, 37043, 45759, 84981, 111129, 137277, 198289, 254943, 259301, 333387, 481559, 594867, 777903, 1444677, 1784601, 2333709, 3370913, 4334031, 10112739, 30338217]

約数ペア:

[(1, 30338217), (3, 10112739), (7, 4334031), (9, 3370913), (13, 2333709), (17, 1784601), (21, 1444677), (39, 777903), (51, 594867), (63, 481559), (91, 333387), (117, 259301), (119, 254943), (153, 198289), (221, 137277), (273, 111129), (357, 84981), (663, 45759), (819, 37043), (1071, 28327), (1547, 19611), (1989, 15253), (2179, 13923), (4641, 6537)]