388892

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 887040

約数和(自身を除く): 498148

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 43, 68, 76, 86, 119, 133, 172, 238, 266, 301, 323, 476, 532, 602, 646, 731, 817, 1204, 1292, 1462, 1634, 2261, 2924, 3268, 4522, 5117, 5719, 9044, 10234, 11438, 13889, 20468, 22876, 27778, 55556, 97223, 194446, 388892]

約数ペア:

[(1, 388892), (2, 194446), (4, 97223), (7, 55556), (14, 27778), (17, 22876), (19, 20468), (28, 13889), (34, 11438), (38, 10234), (43, 9044), (68, 5719), (76, 5117), (86, 4522), (119, 3268), (133, 2924), (172, 2261), (238, 1634), (266, 1462), (301, 1292), (323, 1204), (476, 817), (532, 731), (602, 646)]