1242780235

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1559}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 1593446400

約数和(自身を除く): 350666165

約数列:

[1, 5, 31, 37, 139, 155, 185, 695, 1147, 1559, 4309, 5143, 5735, 7795, 21545, 25715, 48329, 57683, 159433, 216701, 241645, 288415, 797165, 1083505, 1788173, 6717731, 8017937, 8940865, 33588655, 40089685, 248556047, 1242780235]

約数ペア:

[(1, 1242780235), (5, 248556047), (31, 40089685), (37, 33588655), (139, 8940865), (155, 8017937), (185, 6717731), (695, 1788173), (1147, 1083505), (1559, 797165), (4309, 288415), (5143, 241645), (5735, 216701), (7795, 159433), (21545, 57683), (25715, 48329)]