65217618

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{51031}}^1$

素因数の和:51110

約数の個数: 24

約数和(自身を含む): 143297856

約数和(自身を除く): 78080238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 51031, 102062, 153093, 306186, 459279, 918558, 3623201, 7246402, 10869603, 21739206, 32608809, 65217618]

約数ペア:

[(1, 65217618), (2, 32608809), (3, 21739206), (6, 10869603), (9, 7246402), (18, 3623201), (71, 918558), (142, 459279), (213, 306186), (426, 153093), (639, 102062), (1278, 51031)]