216238328

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{643}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 410511360

約数和(自身を除く): 194273032

約数列:

[1, 2, 4, 8, 127, 254, 331, 508, 643, 662, 1016, 1286, 1324, 2572, 2648, 5144, 42037, 81661, 84074, 163322, 168148, 212833, 326644, 336296, 425666, 653288, 851332, 1702664, 27029791, 54059582, 108119164, 216238328]

約数ペア:

[(1, 216238328), (2, 108119164), (4, 54059582), (8, 27029791), (127, 1702664), (254, 851332), (331, 653288), (508, 425666), (643, 336296), (662, 326644), (1016, 212833), (1286, 168148), (1324, 163322), (2572, 84074), (2648, 81661), (5144, 42037)]