131007968

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6427}}^1$

素因数の和:6464

約数の個数: 72

約数和(自身を含む): 323161272

約数和(自身を除く): 192153304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 6427, 10192, 12854, 20384, 25708, 44989, 51416, 83551, 89978, 102832, 167102, 179956, 205664, 314923, 334204, 359912, 584857, 629846, 668408, 719824, 1169714, 1259692, 1336816, 1439648, 2339428, 2519384, 2673632, 4093999, 4678856, 5038768, 8187998, 9357712, 10077536, 16375996, 18715424, 32751992, 65503984, 131007968]

約数ペア:

[(1, 131007968), (2, 65503984), (4, 32751992), (7, 18715424), (8, 16375996), (13, 10077536), (14, 9357712), (16, 8187998), (26, 5038768), (28, 4678856), (32, 4093999), (49, 2673632), (52, 2519384), (56, 2339428), (91, 1439648), (98, 1336816), (104, 1259692), (112, 1169714), (182, 719824), (196, 668408), (208, 629846), (224, 584857), (364, 359912), (392, 334204), (416, 314923), (637, 205664), (728, 179956), (784, 167102), (1274, 102832), (1456, 89978), (1568, 83551), (2548, 51416), (2912, 44989), (5096, 25708), (6427, 20384), (10192, 12854)]