27799884

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1031}}^1$

素因数の和:1155

約数の個数: 72

約数和(自身を含む): 81139968

約数和(自身を除く): 53340084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 107, 126, 214, 252, 321, 428, 642, 749, 963, 1031, 1284, 1498, 1926, 2062, 2247, 2996, 3093, 3852, 4124, 4494, 6186, 6741, 7217, 8988, 9279, 12372, 13482, 14434, 18558, 21651, 26964, 28868, 37116, 43302, 64953, 86604, 110317, 129906, 220634, 259812, 330951, 441268, 661902, 772219, 992853, 1323804, 1544438, 1985706, 2316657, 3088876, 3971412, 4633314, 6949971, 9266628, 13899942, 27799884]

約数ペア:

[(1, 27799884), (2, 13899942), (3, 9266628), (4, 6949971), (6, 4633314), (7, 3971412), (9, 3088876), (12, 2316657), (14, 1985706), (18, 1544438), (21, 1323804), (28, 992853), (36, 772219), (42, 661902), (63, 441268), (84, 330951), (107, 259812), (126, 220634), (214, 129906), (252, 110317), (321, 86604), (428, 64953), (642, 43302), (749, 37116), (963, 28868), (1031, 26964), (1284, 21651), (1498, 18558), (1926, 14434), (2062, 13482), (2247, 12372), (2996, 9279), (3093, 8988), (3852, 7217), (4124, 6741), (4494, 6186)]