6666856

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 15552000

約数和(自身を除く): 8885144

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 47, 56, 68, 94, 119, 136, 149, 188, 238, 298, 329, 376, 476, 596, 658, 799, 952, 1043, 1192, 1316, 1598, 2086, 2533, 2632, 3196, 4172, 5066, 5593, 6392, 7003, 8344, 10132, 11186, 14006, 17731, 20264, 22372, 28012, 35462, 44744, 49021, 56024, 70924, 98042, 119051, 141848, 196084, 238102, 392168, 476204, 833357, 952408, 1666714, 3333428, 6666856]

約数ペア:

[(1, 6666856), (2, 3333428), (4, 1666714), (7, 952408), (8, 833357), (14, 476204), (17, 392168), (28, 238102), (34, 196084), (47, 141848), (56, 119051), (68, 98042), (94, 70924), (119, 56024), (136, 49021), (149, 44744), (188, 35462), (238, 28012), (298, 22372), (329, 20264), (376, 17731), (476, 14006), (596, 11186), (658, 10132), (799, 8344), (952, 7003), (1043, 6392), (1192, 5593), (1316, 5066), (1598, 4172), (2086, 3196), (2533, 2632)]