90142731

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17239}}^1$

素因数の和:17335

約数の個数: 24

約数和(自身を含む): 150608640

約数和(自身を除く): 60465909

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 17239, 51717, 120673, 155151, 362019, 1086057, 1430837, 4292511, 10015859, 12877533, 30047577, 90142731]

約数ペア:

[(1, 90142731), (3, 30047577), (7, 12877533), (9, 10015859), (21, 4292511), (63, 1430837), (83, 1086057), (249, 362019), (581, 155151), (747, 120673), (1743, 51717), (5229, 17239)]