81663988

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{24509}}^1$

素因数の和:24544

約数の個数: 36

約数和(自身を含む): 176030820

約数和(自身を除く): 94366832

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 24509, 49018, 98036, 171563, 343126, 416653, 686252, 833306, 1200941, 1666612, 2401882, 2916571, 4803764, 5833142, 11666284, 20415997, 40831994, 81663988]

約数ペア:

[(1, 81663988), (2, 40831994), (4, 20415997), (7, 11666284), (14, 5833142), (17, 4803764), (28, 2916571), (34, 2401882), (49, 1666612), (68, 1200941), (98, 833306), (119, 686252), (196, 416653), (238, 343126), (476, 171563), (833, 98036), (1666, 49018), (3332, 24509)]