197616815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 281452320

約数和(自身を除く): 83835505

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 269, 361, 407, 703, 1045, 1345, 1805, 2035, 2959, 3515, 3971, 5111, 7733, 9953, 13357, 14795, 19855, 25555, 38665, 49765, 56221, 66785, 97109, 109483, 146927, 189107, 281105, 485545, 547415, 734635, 945535, 1068199, 2080177, 3593033, 5340995, 10400885, 17965165, 39523363, 197616815]

約数ペア:

[(1, 197616815), (5, 39523363), (11, 17965165), (19, 10400885), (37, 5340995), (55, 3593033), (95, 2080177), (185, 1068199), (209, 945535), (269, 734635), (361, 547415), (407, 485545), (703, 281105), (1045, 189107), (1345, 146927), (1805, 109483), (2035, 97109), (2959, 66785), (3515, 56221), (3971, 49765), (5111, 38665), (7733, 25555), (9953, 19855), (13357, 14795)]