71248569

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 113934336

約数和(自身を除く): 42685767

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 777, 987, 1739, 1951, 5217, 5853, 12173, 13657, 36519, 40971, 72187, 91697, 216561, 275091, 505309, 641879, 1515927, 1925637, 3392789, 10178367, 23749523, 71248569]

約数ペア:

[(1, 71248569), (3, 23749523), (7, 10178367), (21, 3392789), (37, 1925637), (47, 1515927), (111, 641879), (141, 505309), (259, 275091), (329, 216561), (777, 91697), (987, 72187), (1739, 40971), (1951, 36519), (5217, 13657), (5853, 12173)]