201806991

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8783}}^1$

素因数の和:8852

約数の個数: 32

約数和(自身を含む): 320440320

約数和(自身を除く): 118633329

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 621, 851, 999, 2553, 7659, 8783, 22977, 26349, 79047, 202009, 237141, 324971, 606027, 974913, 1818081, 2924739, 5454243, 7474333, 8774217, 22422999, 67268997, 201806991]

約数ペア:

[(1, 201806991), (3, 67268997), (9, 22422999), (23, 8774217), (27, 7474333), (37, 5454243), (69, 2924739), (111, 1818081), (207, 974913), (333, 606027), (621, 324971), (851, 237141), (999, 202009), (2553, 79047), (7659, 26349), (8783, 22977)]