131232388

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 285671232

約数和(自身を除く): 154438844

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 49, 86, 92, 98, 161, 172, 196, 301, 322, 602, 644, 677, 989, 1127, 1204, 1354, 1978, 2107, 2254, 2708, 3956, 4214, 4508, 4739, 6923, 8428, 9478, 13846, 15571, 18956, 27692, 29111, 31142, 33173, 48461, 58222, 62284, 66346, 96922, 108997, 116444, 132692, 193844, 203777, 217994, 407554, 435988, 669553, 762979, 815108, 1339106, 1426439, 1525958, 2678212, 2852878, 3051916, 4686871, 5705756, 9373742, 18747484, 32808097, 65616194, 131232388]

約数ペア:

[(1, 131232388), (2, 65616194), (4, 32808097), (7, 18747484), (14, 9373742), (23, 5705756), (28, 4686871), (43, 3051916), (46, 2852878), (49, 2678212), (86, 1525958), (92, 1426439), (98, 1339106), (161, 815108), (172, 762979), (196, 669553), (301, 435988), (322, 407554), (602, 217994), (644, 203777), (677, 193844), (989, 132692), (1127, 116444), (1204, 108997), (1354, 96922), (1978, 66346), (2107, 62284), (2254, 58222), (2708, 48461), (3956, 33173), (4214, 31142), (4508, 29111), (4739, 27692), (6923, 18956), (8428, 15571), (9478, 13846)]