87649611

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 136114176

約数和(自身を除く): 48464565

約数列:

[1, 3, 7, 21, 131, 151, 211, 393, 453, 633, 917, 1057, 1477, 2751, 3171, 4431, 19781, 27641, 31861, 59343, 82923, 95583, 138467, 193487, 223027, 415401, 580461, 669081, 4173791, 12521373, 29216537, 87649611]

約数ペア:

[(1, 87649611), (3, 29216537), (7, 12521373), (21, 4173791), (131, 669081), (151, 580461), (211, 415401), (393, 223027), (453, 193487), (633, 138467), (917, 95583), (1057, 82923), (1477, 59343), (2751, 31861), (3171, 27641), (4431, 19781)]