858672381

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1\times {\mathrm{683}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 1323260928

約数和(自身を除く): 464588547

約数列:

[1, 3, 7, 21, 131, 393, 457, 683, 917, 1371, 2049, 2751, 3199, 4781, 9597, 14343, 59867, 89473, 179601, 268419, 312131, 419069, 626311, 936393, 1257207, 1878933, 2184917, 6554751, 40889161, 122667483, 286224127, 858672381]

約数ペア:

[(1, 858672381), (3, 286224127), (7, 122667483), (21, 40889161), (131, 6554751), (393, 2184917), (457, 1878933), (683, 1257207), (917, 936393), (1371, 626311), (2049, 419069), (2751, 312131), (3199, 268419), (4781, 179601), (9597, 89473), (14343, 59867)]