908981618

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1039}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 1420623360

約数和(自身を除く): 511641742

約数列:

[1, 2, 61, 71, 101, 122, 142, 202, 1039, 2078, 4331, 6161, 7171, 8662, 12322, 14342, 63379, 73769, 104939, 126758, 147538, 209878, 437431, 874862, 4499909, 6401279, 7450669, 8999818, 12802558, 14901338, 454490809, 908981618]

約数ペア:

[(1, 908981618), (2, 454490809), (61, 14901338), (71, 12802558), (101, 8999818), (122, 7450669), (142, 6401279), (202, 4499909), (1039, 874862), (2078, 437431), (4331, 209878), (6161, 147538), (7171, 126758), (8662, 104939), (12322, 73769), (14342, 63379)]