291237814

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{5189}}^1$

素因数の和:5428

約数の個数: 32

約数和(自身を含む): 528134400

約数和(自身を除く): 236896586

約数列:

[1, 2, 7, 14, 19, 38, 133, 211, 266, 422, 1477, 2954, 4009, 5189, 8018, 10378, 28063, 36323, 56126, 72646, 98591, 197182, 690137, 1094879, 1380274, 2189758, 7664153, 15328306, 20802701, 41605402, 145618907, 291237814]

約数ペア:

[(1, 291237814), (2, 145618907), (7, 41605402), (14, 20802701), (19, 15328306), (38, 7664153), (133, 2189758), (211, 1380274), (266, 1094879), (422, 690137), (1477, 197182), (2954, 98591), (4009, 72646), (5189, 56126), (8018, 36323), (10378, 28063)]