31259872

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8209}}^1$

素因数の和:8243

約数の個数: 48

約数和(自身を含む): 74481120

約数和(自身を除く): 43221248

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 8209, 16418, 32836, 57463, 65672, 114926, 131344, 139553, 229852, 262688, 279106, 459704, 558212, 919408, 976871, 1116424, 1838816, 1953742, 2232848, 3907484, 4465696, 7814968, 15629936, 31259872]

約数ペア:

[(1, 31259872), (2, 15629936), (4, 7814968), (7, 4465696), (8, 3907484), (14, 2232848), (16, 1953742), (17, 1838816), (28, 1116424), (32, 976871), (34, 919408), (56, 558212), (68, 459704), (112, 279106), (119, 262688), (136, 229852), (224, 139553), (238, 131344), (272, 114926), (476, 65672), (544, 57463), (952, 32836), (1904, 16418), (3808, 8209)]