64799019

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 103413024

約数和(自身を除く): 38614005

約数列:

[1, 3, 9, 17, 51, 53, 61, 131, 153, 159, 183, 393, 477, 549, 901, 1037, 1179, 2227, 2703, 3111, 3233, 6681, 6943, 7991, 8109, 9333, 9699, 20043, 20829, 23973, 29097, 54961, 62487, 71919, 118031, 135847, 164883, 354093, 407541, 423523, 494649, 1062279, 1222623, 1270569, 3811707, 7199891, 21599673, 64799019]

約数ペア:

[(1, 64799019), (3, 21599673), (9, 7199891), (17, 3811707), (51, 1270569), (53, 1222623), (61, 1062279), (131, 494649), (153, 423523), (159, 407541), (183, 354093), (393, 164883), (477, 135847), (549, 118031), (901, 71919), (1037, 62487), (1179, 54961), (2227, 29097), (2703, 23973), (3111, 20829), (3233, 20043), (6681, 9699), (6943, 9333), (7991, 8109)]