30666678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2909}}^1$

素因数の和:3172

約数の個数: 32

約数和(自身を含む): 70398720

約数和(自身を除く): 39732042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1757, 2909, 3514, 5271, 5818, 8727, 10542, 17454, 20363, 40726, 61089, 122178, 730159, 1460318, 2190477, 4380954, 5111113, 10222226, 15333339, 30666678]

約数ペア:

[(1, 30666678), (2, 15333339), (3, 10222226), (6, 5111113), (7, 4380954), (14, 2190477), (21, 1460318), (42, 730159), (251, 122178), (502, 61089), (753, 40726), (1506, 20363), (1757, 17454), (2909, 10542), (3514, 8727), (5271, 5818)]