999408

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 2642688

約数和(自身を除く): 1643280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 443, 564, 752, 886, 1128, 1329, 1772, 2256, 2658, 3544, 5316, 7088, 10632, 20821, 21264, 41642, 62463, 83284, 124926, 166568, 249852, 333136, 499704, 999408]

約数ペア:

[(1, 999408), (2, 499704), (3, 333136), (4, 249852), (6, 166568), (8, 124926), (12, 83284), (16, 62463), (24, 41642), (47, 21264), (48, 20821), (94, 10632), (141, 7088), (188, 5316), (282, 3544), (376, 2658), (443, 2256), (564, 1772), (752, 1329), (886, 1128)]