2179674441

素因数分解:

$3^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{16787}}^1$

素因数の和:17035

約数の個数: 40

約数和(自身を含む): 3737680320

約数和(自身を除く): 1558005879

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 229, 567, 687, 1603, 2061, 4809, 6183, 14427, 16787, 18549, 43281, 50361, 117509, 129843, 151083, 352527, 453249, 1057581, 1359747, 3172743, 3844223, 9518229, 11532669, 26909561, 34598007, 80728683, 103794021, 242186049, 311382063, 726558147, 2179674441]

約数ペア:

[(1, 2179674441), (3, 726558147), (7, 311382063), (9, 242186049), (21, 103794021), (27, 80728683), (63, 34598007), (81, 26909561), (189, 11532669), (229, 9518229), (567, 3844223), (687, 3172743), (1603, 1359747), (2061, 1057581), (4809, 453249), (6183, 352527), (14427, 151083), (16787, 129843), (18549, 117509), (43281, 50361)]