138421696

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9967}}^1$

素因数の和:10017

約数の個数: 56

約数和(自身を含む): 324079616

約数和(自身を除く): 185657920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 9967, 13888, 19934, 39868, 69769, 79736, 139538, 159472, 279076, 308977, 318944, 558152, 617954, 637888, 1116304, 1235908, 2162839, 2232608, 2471816, 4325678, 4465216, 4943632, 8651356, 9887264, 17302712, 19774528, 34605424, 69210848, 138421696]

約数ペア:

[(1, 138421696), (2, 69210848), (4, 34605424), (7, 19774528), (8, 17302712), (14, 9887264), (16, 8651356), (28, 4943632), (31, 4465216), (32, 4325678), (56, 2471816), (62, 2232608), (64, 2162839), (112, 1235908), (124, 1116304), (217, 637888), (224, 617954), (248, 558152), (434, 318944), (448, 308977), (496, 279076), (868, 159472), (992, 139538), (1736, 79736), (1984, 69769), (3472, 39868), (6944, 19934), (9967, 13888)]