77779131

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 38549829

約数列:

[1, 3, 17, 29, 43, 51, 87, 129, 493, 731, 1223, 1247, 1479, 2193, 3669, 3741, 20791, 21199, 35467, 52589, 62373, 63597, 106401, 157767, 602939, 894013, 1525081, 1808817, 2682039, 4575243, 25926377, 77779131]

約数ペア:

[(1, 77779131), (3, 25926377), (17, 4575243), (29, 2682039), (43, 1808817), (51, 1525081), (87, 894013), (129, 602939), (493, 157767), (731, 106401), (1223, 63597), (1247, 62373), (1479, 52589), (2193, 35467), (3669, 21199), (3741, 20791)]