289805930

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{2741}}^1$

素因数の和:2954

約数の個数: 32

約数和(自身を含む): 532057680

約数和(自身を除く): 242251750

約数列:

[1, 2, 5, 10, 97, 109, 194, 218, 485, 545, 970, 1090, 2741, 5482, 10573, 13705, 21146, 27410, 52865, 105730, 265877, 298769, 531754, 597538, 1329385, 1493845, 2658770, 2987690, 28980593, 57961186, 144902965, 289805930]

約数ペア:

[(1, 289805930), (2, 144902965), (5, 57961186), (10, 28980593), (97, 2987690), (109, 2658770), (194, 1493845), (218, 1329385), (485, 597538), (545, 531754), (970, 298769), (1090, 265877), (2741, 105730), (5482, 52865), (10573, 27410), (13705, 21146)]