155826489

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1249}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 256480000

約数和(自身を除く): 100653511

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 457, 1249, 1371, 3199, 3747, 5941, 8743, 9597, 16237, 17823, 26229, 41587, 48711, 113659, 124761, 340977, 570793, 1712379, 3995551, 7420309, 11986653, 22260927, 51942163, 155826489]

約数ペア:

[(1, 155826489), (3, 51942163), (7, 22260927), (13, 11986653), (21, 7420309), (39, 3995551), (91, 1712379), (273, 570793), (457, 340977), (1249, 124761), (1371, 113659), (3199, 48711), (3747, 41587), (5941, 26229), (8743, 17823), (9597, 16237)]