1284343744

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{69439}}^1$

素因数の和:69485

約数の個数: 42

約数和(自身を含む): 2707396160

約数和(自身を除く): 1423052416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 289, 544, 578, 1088, 1156, 2312, 4624, 9248, 18496, 69439, 138878, 277756, 555512, 1111024, 1180463, 2222048, 2360926, 4444096, 4721852, 9443704, 18887408, 20067871, 37774816, 40135742, 75549632, 80271484, 160542968, 321085936, 642171872, 1284343744]

約数ペア:

[(1, 1284343744), (2, 642171872), (4, 321085936), (8, 160542968), (16, 80271484), (17, 75549632), (32, 40135742), (34, 37774816), (64, 20067871), (68, 18887408), (136, 9443704), (272, 4721852), (289, 4444096), (544, 2360926), (578, 2222048), (1088, 1180463), (1156, 1111024), (2312, 555512), (4624, 277756), (9248, 138878), (18496, 69439)]