215967514

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{6299}}^1$

素因数の和:6418

約数の個数: 32

約数和(自身を含む): 387072000

約数和(自身を除く): 171104486

約数列:

[1, 2, 7, 14, 31, 62, 79, 158, 217, 434, 553, 1106, 2449, 4898, 6299, 12598, 17143, 34286, 44093, 88186, 195269, 390538, 497621, 995242, 1366883, 2733766, 3483347, 6966694, 15426251, 30852502, 107983757, 215967514]

約数ペア:

[(1, 215967514), (2, 107983757), (7, 30852502), (14, 15426251), (31, 6966694), (62, 3483347), (79, 2733766), (158, 1366883), (217, 995242), (434, 497621), (553, 390538), (1106, 195269), (2449, 88186), (4898, 44093), (6299, 34286), (12598, 17143)]