64982253

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 102961152

約数和(自身を除く): 37978899

約数列:

[1, 3, 7, 21, 41, 71, 123, 213, 287, 497, 861, 1063, 1491, 2911, 3189, 7441, 8733, 20377, 22323, 43583, 61131, 75473, 130749, 226419, 305081, 528311, 915243, 1584933, 3094393, 9283179, 21660751, 64982253]

約数ペア:

[(1, 64982253), (3, 21660751), (7, 9283179), (21, 3094393), (41, 1584933), (71, 915243), (123, 528311), (213, 305081), (287, 226419), (497, 130749), (861, 75473), (1063, 61131), (1491, 43583), (2911, 22323), (3189, 20377), (7441, 8733)]