164489331

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 239182848

約数和(自身を除く): 74693517

約数列:

[1, 3, 17, 47, 51, 141, 163, 421, 489, 799, 1263, 2397, 2771, 7157, 7661, 8313, 19787, 21471, 22983, 59361, 68623, 130237, 205869, 336379, 390711, 1009137, 1166591, 3225281, 3499773, 9675843, 54829777, 164489331]

約数ペア:

[(1, 164489331), (3, 54829777), (17, 9675843), (47, 3499773), (51, 3225281), (141, 1166591), (163, 1009137), (421, 390711), (489, 336379), (799, 205869), (1263, 130237), (2397, 68623), (2771, 59361), (7157, 22983), (7661, 21471), (8313, 19787)]