290987638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{10691}}^1$

素因数の和:11163

約数の個数: 16

約数和(自身を含む): 451630080

約数和(自身を除く): 160642442

約数列:

[1, 2, 31, 62, 439, 878, 10691, 13609, 21382, 27218, 331421, 662842, 4693349, 9386698, 145493819, 290987638]

約数ペア:

[(1, 290987638), (2, 145493819), (31, 9386698), (62, 4693349), (439, 662842), (878, 331421), (10691, 27218), (13609, 21382)]