155893465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4337}}^1$

素因数の和:4441

約数の個数: 32

約数和(自身を含む): 233210880

約数和(自身を除く): 77317415

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 2765, 4337, 5135, 7189, 21685, 30359, 35945, 56381, 151795, 281905, 342623, 394667, 1713115, 1973335, 2398361, 4454099, 11991805, 22270495, 31178693, 155893465]

約数ペア:

[(1, 155893465), (5, 31178693), (7, 22270495), (13, 11991805), (35, 4454099), (65, 2398361), (79, 1973335), (91, 1713115), (395, 394667), (455, 342623), (553, 281905), (1027, 151795), (2765, 56381), (4337, 35945), (5135, 30359), (7189, 21685)]