7893417

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 12881920

約数和(自身を除く): 4988503

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 271, 399, 511, 813, 1387, 1533, 1897, 4161, 5149, 5691, 9709, 15447, 19783, 29127, 36043, 59349, 108129, 138481, 375877, 415443, 1127631, 2631139, 7893417]

約数ペア:

[(1, 7893417), (3, 2631139), (7, 1127631), (19, 415443), (21, 375877), (57, 138481), (73, 108129), (133, 59349), (219, 36043), (271, 29127), (399, 19783), (511, 15447), (813, 9709), (1387, 5691), (1533, 5149), (1897, 4161)]