221056316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{947}}^1$

素因数の和:1098

約数の個数: 36

約数和(自身を含む): 423363528

約数和(自身を除く): 202307212

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 947, 1742, 1894, 3484, 3788, 4489, 8978, 12311, 17956, 24622, 49244, 58357, 63449, 116714, 126898, 233428, 253796, 824837, 1649674, 3299348, 4251083, 8502166, 17004332, 55264079, 110528158, 221056316]

約数ペア:

[(1, 221056316), (2, 110528158), (4, 55264079), (13, 17004332), (26, 8502166), (52, 4251083), (67, 3299348), (134, 1649674), (268, 824837), (871, 253796), (947, 233428), (1742, 126898), (1894, 116714), (3484, 63449), (3788, 58357), (4489, 49244), (8978, 24622), (12311, 17956)]