87471171

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 139653360

約数和(自身を除く): 52182189

約数列:

[1, 3, 9, 17, 27, 51, 81, 139, 153, 417, 457, 459, 1251, 1371, 1377, 2363, 3753, 4113, 7089, 7769, 11259, 12339, 21267, 23307, 37017, 63523, 63801, 69921, 190569, 191403, 209763, 571707, 629289, 1079891, 1715121, 3239673, 5145363, 9719019, 29157057, 87471171]

約数ペア:

[(1, 87471171), (3, 29157057), (9, 9719019), (17, 5145363), (27, 3239673), (51, 1715121), (81, 1079891), (139, 629289), (153, 571707), (417, 209763), (457, 191403), (459, 190569), (1251, 69921), (1371, 63801), (1377, 63523), (2363, 37017), (3753, 23307), (4113, 21267), (7089, 12339), (7769, 11259)]