30906407

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 38372400

約数和(自身を除く): 7465993

約数列:

[1, 7, 19, 49, 89, 133, 373, 623, 931, 1691, 2611, 4361, 7087, 11837, 18277, 33197, 49609, 82859, 232379, 347263, 630743, 1626653, 4415201, 30906407]

約数ペア:

[(1, 30906407), (7, 4415201), (19, 1626653), (49, 630743), (89, 347263), (133, 232379), (373, 82859), (623, 49609), (931, 33197), (1691, 18277), (2611, 11837), (4361, 7087)]