4782321

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:203

約数の個数: 40

約数和(自身を含む): 7945344

約数和(自身を除く): 3163023

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 151, 153, 207, 391, 453, 459, 621, 1173, 1359, 1377, 1863, 2567, 3473, 3519, 4077, 7701, 10419, 10557, 12231, 23103, 31257, 31671, 59041, 69309, 93771, 177123, 207927, 281313, 531369, 1594107, 4782321]

約数ペア:

[(1, 4782321), (3, 1594107), (9, 531369), (17, 281313), (23, 207927), (27, 177123), (51, 93771), (69, 69309), (81, 59041), (151, 31671), (153, 31257), (207, 23103), (391, 12231), (453, 10557), (459, 10419), (621, 7701), (1173, 4077), (1359, 3519), (1377, 3473), (1863, 2567)]