26249955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 44748288

約数和(自身を除く): 18498333

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 311, 331, 933, 993, 1555, 1655, 4665, 4965, 5287, 5627, 15861, 16881, 26435, 28135, 79305, 84405, 102941, 308823, 514705, 1544115, 1749997, 5249991, 8749985, 26249955]

約数ペア:

[(1, 26249955), (3, 8749985), (5, 5249991), (15, 1749997), (17, 1544115), (51, 514705), (85, 308823), (255, 102941), (311, 84405), (331, 79305), (933, 28135), (993, 26435), (1555, 16881), (1655, 15861), (4665, 5627), (4965, 5287)]