131014784

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{60209}}^1$

素因数の和:60240

約数の個数: 32

約数和(自身を含む): 276363900

約数和(自身を除く): 145349116

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 60209, 120418, 240836, 481672, 963344, 1023553, 1926688, 2047106, 3853376, 4094212, 7706752, 8188424, 16376848, 32753696, 65507392, 131014784]

約数ペア:

[(1, 131014784), (2, 65507392), (4, 32753696), (8, 16376848), (16, 8188424), (17, 7706752), (32, 4094212), (34, 3853376), (64, 2047106), (68, 1926688), (128, 1023553), (136, 963344), (272, 481672), (544, 240836), (1088, 120418), (2176, 60209)]