16427556

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{4111}}^1$

素因数の和:4161

約数の個数: 48

約数和(自身を含む): 43751680

約数和(自身を除く): 27324124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 4111, 8222, 12333, 16444, 24666, 36999, 49332, 73998, 110997, 147996, 152107, 221994, 304214, 443988, 456321, 608428, 912642, 1368963, 1825284, 2737926, 4106889, 5475852, 8213778, 16427556]

約数ペア:

[(1, 16427556), (2, 8213778), (3, 5475852), (4, 4106889), (6, 2737926), (9, 1825284), (12, 1368963), (18, 912642), (27, 608428), (36, 456321), (37, 443988), (54, 304214), (74, 221994), (108, 152107), (111, 147996), (148, 110997), (222, 73998), (333, 49332), (444, 36999), (666, 24666), (999, 16444), (1332, 12333), (1998, 8222), (3996, 4111)]