7198974

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 16308864

約数和(自身を除く): 9109890

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 131, 142, 213, 258, 262, 387, 393, 426, 639, 774, 786, 1179, 1278, 2358, 3053, 5633, 6106, 9159, 9301, 11266, 16899, 18318, 18602, 27477, 27903, 33798, 50697, 54954, 55806, 83709, 101394, 167418, 399943, 799886, 1199829, 2399658, 3599487, 7198974]

約数ペア:

[(1, 7198974), (2, 3599487), (3, 2399658), (6, 1199829), (9, 799886), (18, 399943), (43, 167418), (71, 101394), (86, 83709), (129, 55806), (131, 54954), (142, 50697), (213, 33798), (258, 27903), (262, 27477), (387, 18602), (393, 18318), (426, 16899), (639, 11266), (774, 9301), (786, 9159), (1179, 6106), (1278, 5633), (2358, 3053)]