28541793

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2637

約数の個数: 32

約数和(自身を含む): 47554560

約数和(自身を除く): 19012767

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 2579, 3689, 7737, 11067, 18053, 43843, 54159, 79949, 131529, 239847, 306901, 559643, 920703, 1359133, 1678929, 4077399, 9513931, 28541793]

約数ペア:

[(1, 28541793), (3, 9513931), (7, 4077399), (17, 1678929), (21, 1359133), (31, 920703), (51, 559643), (93, 306901), (119, 239847), (217, 131529), (357, 79949), (527, 54159), (651, 43843), (1581, 18053), (2579, 11067), (3689, 7737)]