12228685

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 18714240

約数和(自身を除く): 6485555

約数列:

[1, 5, 7, 19, 35, 37, 49, 71, 95, 133, 185, 245, 259, 355, 497, 665, 703, 931, 1295, 1349, 1813, 2485, 2627, 3479, 3515, 4655, 4921, 6745, 9065, 9443, 13135, 17395, 18389, 24605, 34447, 47215, 49913, 66101, 91945, 128723, 172235, 249565, 330505, 349391, 643615, 1746955, 2445737, 12228685]

約数ペア:

[(1, 12228685), (5, 2445737), (7, 1746955), (19, 643615), (35, 349391), (37, 330505), (49, 249565), (71, 172235), (95, 128723), (133, 91945), (185, 66101), (245, 49913), (259, 47215), (355, 34447), (497, 24605), (665, 18389), (703, 17395), (931, 13135), (1295, 9443), (1349, 9065), (1813, 6745), (2485, 4921), (2627, 4655), (3479, 3515)]