135020487

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 210484224

約数和(自身を除く): 75463737

約数列:

[1, 3, 7, 21, 71, 137, 213, 411, 497, 661, 959, 1491, 1983, 2877, 4627, 9727, 13881, 29181, 46931, 68089, 90557, 140793, 204267, 271671, 328517, 633899, 985551, 1901697, 6429547, 19288641, 45006829, 135020487]

約数ペア:

[(1, 135020487), (3, 45006829), (7, 19288641), (21, 6429547), (71, 1901697), (137, 985551), (213, 633899), (411, 328517), (497, 271671), (661, 204267), (959, 140793), (1491, 90557), (1983, 68089), (2877, 46931), (4627, 29181), (9727, 13881)]