163845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 310752

約数和(自身を除く): 146907

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 331, 495, 993, 1655, 2979, 3641, 4965, 10923, 14895, 18205, 32769, 54615, 163845]

約数ペア:

[(1, 163845), (3, 54615), (5, 32769), (9, 18205), (11, 14895), (15, 10923), (33, 4965), (45, 3641), (55, 2979), (99, 1655), (165, 993), (331, 495)]