638292006

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{4877}}^1$

素因数の和:5557

約数の個数: 48

約数和(自身を含む): 1511282448

約数和(自身を除く): 872990442

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 661, 1322, 1983, 3966, 4877, 5949, 7271, 9754, 11898, 14542, 14631, 21813, 29262, 43626, 43893, 53647, 65439, 87786, 107294, 130878, 160941, 321882, 482823, 965646, 3223697, 6447394, 9671091, 19342182, 29013273, 35460667, 58026546, 70921334, 106382001, 212764002, 319146003, 638292006]

約数ペア:

[(1, 638292006), (2, 319146003), (3, 212764002), (6, 106382001), (9, 70921334), (11, 58026546), (18, 35460667), (22, 29013273), (33, 19342182), (66, 9671091), (99, 6447394), (198, 3223697), (661, 965646), (1322, 482823), (1983, 321882), (3966, 160941), (4877, 130878), (5949, 107294), (7271, 87786), (9754, 65439), (11898, 53647), (14542, 43893), (14631, 43626), (21813, 29262)]