28177611

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{547}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 47136768

約数和(自身を除く): 18959157

約数列:

[1, 3, 7, 11, 21, 33, 77, 223, 231, 547, 669, 1561, 1641, 2453, 3829, 4683, 6017, 7359, 11487, 17171, 18051, 42119, 51513, 121981, 126357, 365943, 853867, 1341791, 2561601, 4025373, 9392537, 28177611]

約数ペア:

[(1, 28177611), (3, 9392537), (7, 4025373), (11, 2561601), (21, 1341791), (33, 853867), (77, 365943), (223, 126357), (231, 121981), (547, 51513), (669, 42119), (1561, 18051), (1641, 17171), (2453, 11487), (3829, 7359), (4683, 6017)]