387573784

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{439}}^1\times {\mathrm{653}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 789901200

約数和(自身を除く): 402327416

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 439, 653, 676, 878, 1306, 1352, 1756, 2612, 3512, 5224, 5707, 8489, 11414, 16978, 22828, 33956, 45656, 67912, 74191, 110357, 148382, 220714, 286667, 296764, 441428, 573334, 593528, 882856, 1146668, 2293336, 3726671, 7453342, 14906684, 29813368, 48446723, 96893446, 193786892, 387573784]

約数ペア:

[(1, 387573784), (2, 193786892), (4, 96893446), (8, 48446723), (13, 29813368), (26, 14906684), (52, 7453342), (104, 3726671), (169, 2293336), (338, 1146668), (439, 882856), (653, 593528), (676, 573334), (878, 441428), (1306, 296764), (1352, 286667), (1756, 220714), (2612, 148382), (3512, 110357), (5224, 74191), (5707, 67912), (8489, 45656), (11414, 33956), (16978, 22828)]