281131242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{75209}}^1$

素因数の和:75310

約数の個数: 32

約数和(自身を含む): 649814400

約数和(自身を除く): 368683158

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 75209, 150418, 225627, 451254, 526463, 1052926, 1579389, 3158778, 6693601, 13387202, 20080803, 40161606, 46855207, 93710414, 140565621, 281131242]

約数ペア:

[(1, 281131242), (2, 140565621), (3, 93710414), (6, 46855207), (7, 40161606), (14, 20080803), (21, 13387202), (42, 6693601), (89, 3158778), (178, 1579389), (267, 1052926), (534, 526463), (623, 451254), (1246, 225627), (1869, 150418), (3738, 75209)]