27220788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1117

約数の個数: 72

約数和(自身を含む): 79439360

約数和(自身を除く): 52218572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 109, 126, 218, 252, 327, 436, 654, 763, 981, 991, 1308, 1526, 1962, 1982, 2289, 2973, 3052, 3924, 3964, 4578, 5946, 6867, 6937, 8919, 9156, 11892, 13734, 13874, 17838, 20811, 27468, 27748, 35676, 41622, 62433, 83244, 108019, 124866, 216038, 249732, 324057, 432076, 648114, 756133, 972171, 1296228, 1512266, 1944342, 2268399, 3024532, 3888684, 4536798, 6805197, 9073596, 13610394, 27220788]

約数ペア:

[(1, 27220788), (2, 13610394), (3, 9073596), (4, 6805197), (6, 4536798), (7, 3888684), (9, 3024532), (12, 2268399), (14, 1944342), (18, 1512266), (21, 1296228), (28, 972171), (36, 756133), (42, 648114), (63, 432076), (84, 324057), (109, 249732), (126, 216038), (218, 124866), (252, 108019), (327, 83244), (436, 62433), (654, 41622), (763, 35676), (981, 27748), (991, 27468), (1308, 20811), (1526, 17838), (1962, 13874), (1982, 13734), (2289, 11892), (2973, 9156), (3052, 8919), (3924, 6937), (3964, 6867), (4578, 5946)]