281746612

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{463}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 572895232

約数和(自身を除く): 291148620

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 211, 412, 422, 463, 721, 844, 926, 1442, 1477, 1852, 2884, 2954, 3241, 5908, 6482, 12964, 21733, 43466, 47689, 86932, 95378, 97693, 152131, 190756, 195386, 304262, 333823, 390772, 608524, 667646, 683851, 1335292, 1367702, 2735404, 10062379, 20124758, 40249516, 70436653, 140873306, 281746612]

約数ペア:

[(1, 281746612), (2, 140873306), (4, 70436653), (7, 40249516), (14, 20124758), (28, 10062379), (103, 2735404), (206, 1367702), (211, 1335292), (412, 683851), (422, 667646), (463, 608524), (721, 390772), (844, 333823), (926, 304262), (1442, 195386), (1477, 190756), (1852, 152131), (2884, 97693), (2954, 95378), (3241, 86932), (5908, 47689), (6482, 43466), (12964, 21733)]