15997149

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1597}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 27613440

約数和(自身を除く): 11616291

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 1597, 3339, 4791, 10017, 11179, 14373, 33537, 43119, 84641, 100611, 253923, 301833, 592487, 761769, 1777461, 2285307, 5332383, 15997149]

約数ペア:

[(1, 15997149), (3, 5332383), (7, 2285307), (9, 1777461), (21, 761769), (27, 592487), (53, 301833), (63, 253923), (159, 100611), (189, 84641), (371, 43119), (477, 33537), (1113, 14373), (1431, 11179), (1597, 10017), (3339, 4791)]