1391247

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 2515968

約数和(自身を除く): 1124721

約数列:

[1, 3, 9, 11, 13, 23, 33, 39, 47, 69, 99, 117, 141, 143, 207, 253, 299, 423, 429, 517, 611, 759, 897, 1081, 1287, 1551, 1833, 2277, 2691, 3243, 3289, 4653, 5499, 6721, 9729, 9867, 11891, 14053, 20163, 29601, 35673, 42159, 60489, 107019, 126477, 154583, 463749, 1391247]

約数ペア:

[(1, 1391247), (3, 463749), (9, 154583), (11, 126477), (13, 107019), (23, 60489), (33, 42159), (39, 35673), (47, 29601), (69, 20163), (99, 14053), (117, 11891), (141, 9867), (143, 9729), (207, 6721), (253, 5499), (299, 4653), (423, 3289), (429, 3243), (517, 2691), (611, 2277), (759, 1833), (897, 1551), (1081, 1287)]