647367039

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1$

素因数の和:1117

約数の個数: 64

約数和(自身を含む): 1104122880

約数和(自身を除く): 456755841

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 97, 99, 207, 253, 291, 297, 621, 759, 873, 977, 1067, 2231, 2277, 2619, 2931, 3201, 6693, 6831, 8793, 9603, 10747, 20079, 22471, 24541, 26379, 28809, 32241, 60237, 67413, 73623, 94769, 96723, 202239, 220869, 247181, 284307, 290169, 606717, 662607, 741543, 852921, 1042459, 2179687, 2224629, 2558763, 3127377, 6539061, 6673887, 9382131, 19617183, 23976557, 28146393, 58851549, 71929671, 215789013, 647367039]

約数ペア:

[(1, 647367039), (3, 215789013), (9, 71929671), (11, 58851549), (23, 28146393), (27, 23976557), (33, 19617183), (69, 9382131), (97, 6673887), (99, 6539061), (207, 3127377), (253, 2558763), (291, 2224629), (297, 2179687), (621, 1042459), (759, 852921), (873, 741543), (977, 662607), (1067, 606717), (2231, 290169), (2277, 284307), (2619, 247181), (2931, 220869), (3201, 202239), (6693, 96723), (6831, 94769), (8793, 73623), (9603, 67413), (10747, 60237), (20079, 32241), (22471, 28809), (24541, 26379)]