257683896

素因数分解:

$2^3\times 3^3\times {\mathrm{811}}^1\times {\mathrm{1471}}^1$

素因数の和:2297

約数の個数: 64

約数和(自身を含む): 717158400

約数和(自身を除く): 459474504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 811, 1471, 1622, 2433, 2942, 3244, 4413, 4866, 5884, 6488, 7299, 8826, 9732, 11768, 13239, 14598, 17652, 19464, 21897, 26478, 29196, 35304, 39717, 43794, 52956, 58392, 79434, 87588, 105912, 158868, 175176, 317736, 1192981, 2385962, 3578943, 4771924, 7157886, 9543848, 10736829, 14315772, 21473658, 28631544, 32210487, 42947316, 64420974, 85894632, 128841948, 257683896]

約数ペア:

[(1, 257683896), (2, 128841948), (3, 85894632), (4, 64420974), (6, 42947316), (8, 32210487), (9, 28631544), (12, 21473658), (18, 14315772), (24, 10736829), (27, 9543848), (36, 7157886), (54, 4771924), (72, 3578943), (108, 2385962), (216, 1192981), (811, 317736), (1471, 175176), (1622, 158868), (2433, 105912), (2942, 87588), (3244, 79434), (4413, 58392), (4866, 52956), (5884, 43794), (6488, 39717), (7299, 35304), (8826, 29196), (9732, 26478), (11768, 21897), (13239, 19464), (14598, 17652)]