209892852

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{829}}^1$

素因数の和:1393

約数の個数: 72

約数和(自身を含む): 573121640

約数和(自身を除く): 363228788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 541, 829, 1082, 1623, 1658, 2164, 2487, 3246, 3316, 4869, 4974, 6492, 7033, 7461, 9738, 9948, 10777, 14066, 14922, 19476, 21099, 21554, 28132, 29844, 32331, 42198, 43108, 63297, 64662, 84396, 96993, 126594, 129324, 193986, 253188, 387972, 448489, 896978, 1345467, 1793956, 2690934, 4036401, 5381868, 5830357, 8072802, 11660714, 16145604, 17491071, 23321428, 34982142, 52473213, 69964284, 104946426, 209892852]

約数ペア:

[(1, 209892852), (2, 104946426), (3, 69964284), (4, 52473213), (6, 34982142), (9, 23321428), (12, 17491071), (13, 16145604), (18, 11660714), (26, 8072802), (36, 5830357), (39, 5381868), (52, 4036401), (78, 2690934), (117, 1793956), (156, 1345467), (234, 896978), (468, 448489), (541, 387972), (829, 253188), (1082, 193986), (1623, 129324), (1658, 126594), (2164, 96993), (2487, 84396), (3246, 64662), (3316, 63297), (4869, 43108), (4974, 42198), (6492, 32331), (7033, 29844), (7461, 28132), (9738, 21554), (9948, 21099), (10777, 19476), (14066, 14922)]