30405969

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 50944320

約数和(自身を除く): 20538351

約数列:

[1, 3, 9, 11, 27, 33, 41, 99, 121, 123, 227, 297, 363, 369, 451, 681, 1089, 1107, 1353, 2043, 2497, 3267, 4059, 4961, 6129, 7491, 9307, 12177, 14883, 22473, 27467, 27921, 44649, 67419, 82401, 83763, 102377, 133947, 247203, 251289, 307131, 741609, 921393, 1126147, 2764179, 3378441, 10135323, 30405969]

約数ペア:

[(1, 30405969), (3, 10135323), (9, 3378441), (11, 2764179), (27, 1126147), (33, 921393), (41, 741609), (99, 307131), (121, 251289), (123, 247203), (227, 133947), (297, 102377), (363, 83763), (369, 82401), (451, 67419), (681, 44649), (1089, 27921), (1107, 27467), (1353, 22473), (2043, 14883), (2497, 12177), (3267, 9307), (4059, 7491), (4961, 6129)]