195440889

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5261}}^1$

素因数の和:5361

約数の個数: 32

約数和(自身を含む): 313194240

約数和(自身を除く): 117753351

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 1281, 1769, 5261, 5307, 12383, 15783, 36827, 37149, 110481, 152569, 320921, 457707, 962763, 1067983, 2246447, 3203949, 6739341, 9306709, 27920127, 65146963, 195440889]

約数ペア:

[(1, 195440889), (3, 65146963), (7, 27920127), (21, 9306709), (29, 6739341), (61, 3203949), (87, 2246447), (183, 1067983), (203, 962763), (427, 457707), (609, 320921), (1281, 152569), (1769, 110481), (5261, 37149), (5307, 36827), (12383, 15783)]