156738449

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 192675840

約数和(自身を除く): 35937391

約数列:

[1, 7, 31, 41, 79, 217, 223, 287, 553, 1271, 1561, 2449, 3239, 6913, 8897, 9143, 17143, 17617, 22673, 48391, 64001, 100409, 123319, 283433, 546127, 702863, 722297, 1984031, 3822889, 5056079, 22391207, 156738449]

約数ペア:

[(1, 156738449), (7, 22391207), (31, 5056079), (41, 3822889), (79, 1984031), (217, 722297), (223, 702863), (287, 546127), (553, 283433), (1271, 123319), (1561, 100409), (2449, 64001), (3239, 48391), (6913, 22673), (8897, 17617), (9143, 17143)]