215538904

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{132721}}^1$

素因数の和:132763

約数の個数: 32

約数和(自身を含む): 477799200

約数和(自身を除く): 262260296

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 132721, 265442, 530884, 929047, 1061768, 1858094, 3716188, 3848909, 7432376, 7697818, 15395636, 26942363, 30791272, 53884726, 107769452, 215538904]

約数ペア:

[(1, 215538904), (2, 107769452), (4, 53884726), (7, 30791272), (8, 26942363), (14, 15395636), (28, 7697818), (29, 7432376), (56, 3848909), (58, 3716188), (116, 1858094), (203, 1061768), (232, 929047), (406, 530884), (812, 265442), (1624, 132721)]