171657772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 379330560

約数和(自身を除く): 207672788

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 127, 139, 143, 187, 221, 254, 278, 286, 374, 442, 508, 556, 572, 748, 884, 1397, 1529, 1651, 1807, 2159, 2363, 2431, 2794, 3058, 3302, 3614, 4318, 4726, 4862, 5588, 6116, 6604, 7228, 8636, 9452, 9724, 17653, 18161, 19877, 23749, 25993, 28067, 30719, 35306, 36322, 39754, 47498, 51986, 56134, 61438, 70612, 72644, 79508, 94996, 103972, 112268, 122876, 194183, 229489, 300101, 308737, 337909, 388366, 458978, 600202, 617474, 675818, 776732, 917956, 1200404, 1234948, 1351636, 2524379, 3301111, 3901313, 5048758, 6602222, 7802626, 10097516, 13204444, 15605252, 42914443, 85828886, 171657772]

約数ペア:

[(1, 171657772), (2, 85828886), (4, 42914443), (11, 15605252), (13, 13204444), (17, 10097516), (22, 7802626), (26, 6602222), (34, 5048758), (44, 3901313), (52, 3301111), (68, 2524379), (127, 1351636), (139, 1234948), (143, 1200404), (187, 917956), (221, 776732), (254, 675818), (278, 617474), (286, 600202), (374, 458978), (442, 388366), (508, 337909), (556, 308737), (572, 300101), (748, 229489), (884, 194183), (1397, 122876), (1529, 112268), (1651, 103972), (1807, 94996), (2159, 79508), (2363, 72644), (2431, 70612), (2794, 61438), (3058, 56134), (3302, 51986), (3614, 47498), (4318, 39754), (4726, 36322), (4862, 35306), (5588, 30719), (6116, 28067), (6604, 25993), (7228, 23749), (8636, 19877), (9452, 18161), (9724, 17653)]