261719206

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{1049}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 457228800

約数和(自身を除く): 195509594

約数列:

[1, 2, 7, 14, 71, 142, 251, 497, 502, 994, 1049, 1757, 2098, 3514, 7343, 14686, 17821, 35642, 74479, 124747, 148958, 249494, 263299, 521353, 526598, 1042706, 1843093, 3686186, 18694229, 37388458, 130859603, 261719206]

約数ペア:

[(1, 261719206), (2, 130859603), (7, 37388458), (14, 18694229), (71, 3686186), (142, 1843093), (251, 1042706), (497, 526598), (502, 521353), (994, 263299), (1049, 249494), (1757, 148958), (2098, 124747), (3514, 74479), (7343, 35642), (14686, 17821)]