181213761

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 261975168

約数和(自身を除く): 80761407

約数列:

[1, 3, 17, 51, 67, 181, 201, 293, 543, 879, 1139, 3077, 3417, 4981, 9231, 12127, 14943, 19631, 36381, 53033, 58893, 159099, 206159, 333727, 618477, 901561, 1001181, 2704683, 3553211, 10659633, 60404587, 181213761]

約数ペア:

[(1, 181213761), (3, 60404587), (17, 10659633), (51, 3553211), (67, 2704683), (181, 1001181), (201, 901561), (293, 618477), (543, 333727), (879, 206159), (1139, 159099), (3077, 58893), (3417, 53033), (4981, 36381), (9231, 19631), (12127, 14943)]