42194901

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{653}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 68560128

約数和(自身を除く): 26365227

約数列:

[1, 3, 7, 17, 21, 51, 119, 181, 357, 543, 653, 1267, 1959, 3077, 3801, 4571, 9231, 11101, 13713, 21539, 33303, 64617, 77707, 118193, 233121, 354579, 827351, 2009281, 2482053, 6027843, 14064967, 42194901]

約数ペア:

[(1, 42194901), (3, 14064967), (7, 6027843), (17, 2482053), (21, 2009281), (51, 827351), (119, 354579), (181, 233121), (357, 118193), (543, 77707), (653, 64617), (1267, 33303), (1959, 21539), (3077, 13713), (3801, 11101), (4571, 9231)]