77779965

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 127276416

約数和(自身を除く): 49496451

約数列:

[1, 3, 5, 15, 67, 193, 201, 335, 401, 579, 965, 1005, 1203, 2005, 2895, 6015, 12931, 26867, 38793, 64655, 77393, 80601, 134335, 193965, 232179, 386965, 403005, 1160895, 5185331, 15555993, 25926655, 77779965]

約数ペア:

[(1, 77779965), (3, 25926655), (5, 15555993), (15, 5185331), (67, 1160895), (193, 403005), (201, 386965), (335, 232179), (401, 193965), (579, 134335), (965, 80601), (1005, 77393), (1203, 64655), (2005, 38793), (2895, 26867), (6015, 12931)]