81927048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15731}}^1$

素因数の和:15778

約数の個数: 64

約数和(自身を含む): 241643520

約数和(自身を除く): 159716472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 15731, 31462, 47193, 62924, 94386, 110117, 125848, 188772, 220234, 330351, 377544, 440468, 487661, 660702, 880936, 975322, 1321404, 1462983, 1950644, 2642808, 2925966, 3413627, 3901288, 5851932, 6827254, 10240881, 11703864, 13654508, 20481762, 27309016, 40963524, 81927048]

約数ペア:

[(1, 81927048), (2, 40963524), (3, 27309016), (4, 20481762), (6, 13654508), (7, 11703864), (8, 10240881), (12, 6827254), (14, 5851932), (21, 3901288), (24, 3413627), (28, 2925966), (31, 2642808), (42, 1950644), (56, 1462983), (62, 1321404), (84, 975322), (93, 880936), (124, 660702), (168, 487661), (186, 440468), (217, 377544), (248, 330351), (372, 220234), (434, 188772), (651, 125848), (744, 110117), (868, 94386), (1302, 62924), (1736, 47193), (2604, 31462), (5208, 15731)]