287638832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1439}}^1$

素因数の和:1522

約数の個数: 60

約数和(自身を含む): 620585280

約数和(自身を除く): 332946448

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 1439, 1612, 1922, 2878, 3224, 3844, 5756, 6448, 7688, 11512, 12493, 15376, 18707, 23024, 24986, 37414, 44609, 49972, 74828, 89218, 99944, 149656, 178436, 199888, 299312, 356872, 579917, 713744, 1159834, 1382879, 2319668, 2765758, 4639336, 5531516, 9278672, 11063032, 17977427, 22126064, 35954854, 71909708, 143819416, 287638832]

約数ペア:

[(1, 287638832), (2, 143819416), (4, 71909708), (8, 35954854), (13, 22126064), (16, 17977427), (26, 11063032), (31, 9278672), (52, 5531516), (62, 4639336), (104, 2765758), (124, 2319668), (208, 1382879), (248, 1159834), (403, 713744), (496, 579917), (806, 356872), (961, 299312), (1439, 199888), (1612, 178436), (1922, 149656), (2878, 99944), (3224, 89218), (3844, 74828), (5756, 49972), (6448, 44609), (7688, 37414), (11512, 24986), (12493, 23024), (15376, 18707)]