1558365084

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{2551}}^1$

素因数の和:2871

約数の個数: 72

約数和(自身を含む): 4012968960

約数和(自身を除く): 2454603876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 239, 284, 426, 478, 639, 717, 852, 956, 1278, 1434, 2151, 2551, 2556, 2868, 4302, 5102, 7653, 8604, 10204, 15306, 16969, 22959, 30612, 33938, 45918, 50907, 67876, 91836, 101814, 152721, 181121, 203628, 305442, 362242, 543363, 609689, 610884, 724484, 1086726, 1219378, 1630089, 1829067, 2173452, 2438756, 3260178, 3658134, 5487201, 6520356, 7316268, 10974402, 21948804, 43287919, 86575838, 129863757, 173151676, 259727514, 389591271, 519455028, 779182542, 1558365084]

約数ペア:

[(1, 1558365084), (2, 779182542), (3, 519455028), (4, 389591271), (6, 259727514), (9, 173151676), (12, 129863757), (18, 86575838), (36, 43287919), (71, 21948804), (142, 10974402), (213, 7316268), (239, 6520356), (284, 5487201), (426, 3658134), (478, 3260178), (639, 2438756), (717, 2173452), (852, 1829067), (956, 1630089), (1278, 1219378), (1434, 1086726), (2151, 724484), (2551, 610884), (2556, 609689), (2868, 543363), (4302, 362242), (5102, 305442), (7653, 203628), (8604, 181121), (10204, 152721), (15306, 101814), (16969, 91836), (22959, 67876), (30612, 50907), (33938, 45918)]