201654

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:684

約数の個数: 24

約数和(自身を含む): 463320

約数和(自身を除く): 261666

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 659, 1318, 1977, 3954, 5931, 11203, 11862, 22406, 33609, 67218, 100827, 201654]

約数ペア:

[(1, 201654), (2, 100827), (3, 67218), (6, 33609), (9, 22406), (17, 11862), (18, 11203), (34, 5931), (51, 3954), (102, 1977), (153, 1318), (306, 659)]