490998

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 1065600

約数和(自身を除く): 574602

約数列:

[1, 2, 3, 6, 19, 38, 57, 59, 73, 114, 118, 146, 177, 219, 354, 438, 1121, 1387, 2242, 2774, 3363, 4161, 4307, 6726, 8322, 8614, 12921, 25842, 81833, 163666, 245499, 490998]

約数ペア:

[(1, 490998), (2, 245499), (3, 163666), (6, 81833), (19, 25842), (38, 12921), (57, 8614), (59, 8322), (73, 6726), (114, 4307), (118, 4161), (146, 3363), (177, 2774), (219, 2242), (354, 1387), (438, 1121)]