1660904361

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{23071}}^1$

素因数の和:23517

約数の個数: 24

約数和(自身を含む): 2531459840

約数和(自身を除く): 870555479

約数列:

[1, 3, 9, 19, 57, 171, 421, 1263, 3789, 7999, 23071, 23997, 69213, 71991, 207639, 438349, 1315047, 3945141, 9712891, 29138673, 87416019, 184544929, 553634787, 1660904361]

約数ペア:

[(1, 1660904361), (3, 553634787), (9, 184544929), (19, 87416019), (57, 29138673), (171, 9712891), (421, 3945141), (1263, 1315047), (3789, 438349), (7999, 207639), (23071, 71991), (23997, 69213)]