256169102511

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1\times {\mathrm{569}}^1$

素因数の和:1420

約数の個数: 64

約数和(自身を含む): 395314790400

約数和(自身を除く): 139145687889

約数列:

[1, 3, 7, 21, 239, 271, 331, 569, 717, 813, 993, 1673, 1707, 1897, 2317, 3983, 5019, 5691, 6951, 11949, 64769, 79109, 89701, 135991, 154199, 188339, 194307, 237327, 269103, 407973, 453383, 462597, 553763, 565017, 627907, 951937, 1079393, 1318373, 1360149, 1661289, 1883721, 2855811, 3238179, 3955119, 21438539, 36853561, 45013021, 51039869, 64315617, 110560683, 135039063, 150069773, 153119607, 257974927, 315091147, 357279083, 450209319, 773924781, 945273441, 1071837249, 12198528691, 36595586073, 85389700837, 256169102511]

約数ペア:

[(1, 256169102511), (3, 85389700837), (7, 36595586073), (21, 12198528691), (239, 1071837249), (271, 945273441), (331, 773924781), (569, 450209319), (717, 357279083), (813, 315091147), (993, 257974927), (1673, 153119607), (1707, 150069773), (1897, 135039063), (2317, 110560683), (3983, 64315617), (5019, 51039869), (5691, 45013021), (6951, 36853561), (11949, 21438539), (64769, 3955119), (79109, 3238179), (89701, 2855811), (135991, 1883721), (154199, 1661289), (188339, 1360149), (194307, 1318373), (237327, 1079393), (269103, 951937), (407973, 627907), (453383, 565017), (462597, 553763)]