661183656

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{562231}}^1$

素因数の和:562254

約数の個数: 48

約数和(自身を含む): 1922833440

約数和(自身を除く): 1261649784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 562231, 1124462, 1686693, 2248924, 3373386, 3935617, 4497848, 6746772, 7871234, 11806851, 13493544, 15742468, 23613702, 27549319, 31484936, 47227404, 55098638, 82647957, 94454808, 110197276, 165295914, 220394552, 330591828, 661183656]

約数ペア:

[(1, 661183656), (2, 330591828), (3, 220394552), (4, 165295914), (6, 110197276), (7, 94454808), (8, 82647957), (12, 55098638), (14, 47227404), (21, 31484936), (24, 27549319), (28, 23613702), (42, 15742468), (49, 13493544), (56, 11806851), (84, 7871234), (98, 6746772), (147, 4497848), (168, 3935617), (196, 3373386), (294, 2248924), (392, 1686693), (588, 1124462), (1176, 562231)]