219027328

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{131627}}^1$

素因数の和:131654

約数の個数: 32

約数和(自身を含む): 469911960

約数和(自身を除く): 250884632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 131627, 263254, 526508, 1053016, 1711151, 2106032, 3422302, 4212064, 6844604, 8424128, 13689208, 16848256, 27378416, 54756832, 109513664, 219027328]

約数ペア:

[(1, 219027328), (2, 109513664), (4, 54756832), (8, 27378416), (13, 16848256), (16, 13689208), (26, 8424128), (32, 6844604), (52, 4212064), (64, 3422302), (104, 2106032), (128, 1711151), (208, 1053016), (416, 526508), (832, 263254), (1664, 131627)]