42880719

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 67993600

約数和(自身を除く): 25112881

約数列:

[1, 3, 7, 21, 31, 93, 199, 217, 331, 597, 651, 993, 1393, 2317, 4179, 6169, 6951, 10261, 18507, 30783, 43183, 65869, 71827, 129549, 197607, 215481, 461083, 1383249, 2041939, 6125817, 14293573, 42880719]

約数ペア:

[(1, 42880719), (3, 14293573), (7, 6125817), (21, 2041939), (31, 1383249), (93, 461083), (199, 215481), (217, 197607), (331, 129549), (597, 71827), (651, 65869), (993, 43183), (1393, 30783), (2317, 18507), (4179, 10261), (6169, 6951)]