217647512

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{653}}^1\times {\mathrm{683}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 416022480

約数和(自身を除く): 198374968

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 653, 683, 1306, 1366, 2612, 2732, 5224, 5464, 39833, 41663, 79666, 83326, 159332, 166652, 318664, 333304, 445999, 891998, 1783996, 3567992, 27205939, 54411878, 108823756, 217647512]

約数ペア:

[(1, 217647512), (2, 108823756), (4, 54411878), (8, 27205939), (61, 3567992), (122, 1783996), (244, 891998), (488, 445999), (653, 333304), (683, 318664), (1306, 166652), (1366, 159332), (2612, 83326), (2732, 79666), (5224, 41663), (5464, 39833)]