31491564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6961}}^1$

素因数の和:7010

約数の個数: 48

約数和(自身を含む): 81873120

約数和(自身を除く): 50381556

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1508, 2262, 4524, 6961, 13922, 20883, 27844, 41766, 83532, 90493, 180986, 201869, 271479, 361972, 403738, 542958, 605607, 807476, 1085916, 1211214, 2422428, 2624297, 5248594, 7872891, 10497188, 15745782, 31491564]

約数ペア:

[(1, 31491564), (2, 15745782), (3, 10497188), (4, 7872891), (6, 5248594), (12, 2624297), (13, 2422428), (26, 1211214), (29, 1085916), (39, 807476), (52, 605607), (58, 542958), (78, 403738), (87, 361972), (116, 271479), (156, 201869), (174, 180986), (348, 90493), (377, 83532), (754, 41766), (1131, 27844), (1508, 20883), (2262, 13922), (4524, 6961)]