57381987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 94058496

約数和(自身を除く): 36676509

約数列:

[1, 3, 13, 17, 23, 39, 51, 53, 69, 71, 159, 213, 221, 299, 391, 663, 689, 897, 901, 923, 1173, 1207, 1219, 1633, 2067, 2703, 2769, 3621, 3657, 3763, 4899, 5083, 11289, 11713, 15249, 15691, 15847, 20723, 21229, 27761, 35139, 47073, 47541, 48919, 62169, 63687, 63971, 83283, 86549, 146757, 191913, 259647, 269399, 360893, 808197, 831623, 1082679, 1125137, 1471333, 2494869, 3375411, 4413999, 19127329, 57381987]

約数ペア:

[(1, 57381987), (3, 19127329), (13, 4413999), (17, 3375411), (23, 2494869), (39, 1471333), (51, 1125137), (53, 1082679), (69, 831623), (71, 808197), (159, 360893), (213, 269399), (221, 259647), (299, 191913), (391, 146757), (663, 86549), (689, 83283), (897, 63971), (901, 63687), (923, 62169), (1173, 48919), (1207, 47541), (1219, 47073), (1633, 35139), (2067, 27761), (2703, 21229), (2769, 20723), (3621, 15847), (3657, 15691), (3763, 15249), (4899, 11713), (5083, 11289)]