7981388

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{1187}}^1$

素因数の和:1273

約数の個数: 18

約数和(自身を含む): 14328468

約数和(自身を除く): 6347080

約数列:

[1, 2, 4, 41, 82, 164, 1187, 1681, 2374, 3362, 4748, 6724, 48667, 97334, 194668, 1995347, 3990694, 7981388]

約数ペア:

[(1, 7981388), (2, 3990694), (4, 1995347), (41, 194668), (82, 97334), (164, 48667), (1187, 6724), (1681, 4748), (2374, 3362)]