7949421

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 40

約数和(自身を含む): 13172544

約数和(自身を除く): 5223123

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 251, 391, 459, 621, 753, 1173, 1377, 1863, 2259, 3519, 4267, 5773, 6777, 10557, 12801, 17319, 20331, 31671, 38403, 51957, 98141, 115209, 155871, 294423, 345627, 467613, 883269, 2649807, 7949421]

約数ペア:

[(1, 7949421), (3, 2649807), (9, 883269), (17, 467613), (23, 345627), (27, 294423), (51, 155871), (69, 115209), (81, 98141), (153, 51957), (207, 38403), (251, 31671), (391, 20331), (459, 17319), (621, 12801), (753, 10557), (1173, 6777), (1377, 5773), (1863, 4267), (2259, 3519)]