31150611

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 48381840

約数和(自身を除く): 17231229

約数列:

[1, 3, 9, 29, 41, 71, 87, 123, 213, 261, 369, 639, 1189, 1681, 2059, 2911, 3567, 5043, 6177, 8733, 10701, 15129, 18531, 26199, 48749, 84419, 119351, 146247, 253257, 358053, 438741, 759771, 1074159, 3461179, 10383537, 31150611]

約数ペア:

[(1, 31150611), (3, 10383537), (9, 3461179), (29, 1074159), (41, 759771), (71, 438741), (87, 358053), (123, 253257), (213, 146247), (261, 119351), (369, 84419), (639, 48749), (1189, 26199), (1681, 18531), (2059, 15129), (2911, 10701), (3567, 8733), (5043, 6177)]