399228

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 1048320

約数和(自身を除く): 649092

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 103, 114, 204, 206, 228, 309, 323, 412, 618, 646, 969, 1236, 1292, 1751, 1938, 1957, 3502, 3876, 3914, 5253, 5871, 7004, 7828, 10506, 11742, 21012, 23484, 33269, 66538, 99807, 133076, 199614, 399228]

約数ペア:

[(1, 399228), (2, 199614), (3, 133076), (4, 99807), (6, 66538), (12, 33269), (17, 23484), (19, 21012), (34, 11742), (38, 10506), (51, 7828), (57, 7004), (68, 5871), (76, 5253), (102, 3914), (103, 3876), (114, 3502), (204, 1957), (206, 1938), (228, 1751), (309, 1292), (323, 1236), (412, 969), (618, 646)]