138366921

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{877}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 230611968

約数和(自身を除く): 92245047

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 683, 877, 2049, 2631, 4781, 6139, 7513, 9647, 14343, 18417, 22539, 28941, 52591, 67529, 157773, 202587, 598991, 1796973, 4192937, 6588901, 12578811, 19766703, 46122307, 138366921]

約数ペア:

[(1, 138366921), (3, 46122307), (7, 19766703), (11, 12578811), (21, 6588901), (33, 4192937), (77, 1796973), (231, 598991), (683, 202587), (877, 157773), (2049, 67529), (2631, 52591), (4781, 28941), (6139, 22539), (7513, 18417), (9647, 14343)]