77212971

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 127196160

約数和(自身を除く): 49983189

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 139, 181, 279, 341, 417, 543, 1023, 1251, 1529, 1629, 1991, 3069, 4309, 4587, 5611, 5973, 12927, 13761, 16833, 17919, 25159, 38781, 47399, 50499, 61721, 75477, 142197, 185163, 226431, 276749, 426591, 555489, 779929, 830247, 2339787, 2490741, 7019361, 8579219, 25737657, 77212971]

約数ペア:

[(1, 77212971), (3, 25737657), (9, 8579219), (11, 7019361), (31, 2490741), (33, 2339787), (93, 830247), (99, 779929), (139, 555489), (181, 426591), (279, 276749), (341, 226431), (417, 185163), (543, 142197), (1023, 75477), (1251, 61721), (1529, 50499), (1629, 47399), (1991, 38781), (3069, 25159), (4309, 17919), (4587, 16833), (5611, 13761), (5973, 12927)]