328672016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{13577}}^1$

素因数の和:13691

約数の個数: 40

約数和(自身を含む): 681887160

約数和(自身を除く): 353215144

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 712, 1424, 1513, 3026, 6052, 12104, 13577, 24208, 27154, 54308, 108616, 217232, 230809, 461618, 923236, 1208353, 1846472, 2416706, 3692944, 4833412, 9666824, 19333648, 20542001, 41084002, 82168004, 164336008, 328672016]

約数ペア:

[(1, 328672016), (2, 164336008), (4, 82168004), (8, 41084002), (16, 20542001), (17, 19333648), (34, 9666824), (68, 4833412), (89, 3692944), (136, 2416706), (178, 1846472), (272, 1208353), (356, 923236), (712, 461618), (1424, 230809), (1513, 217232), (3026, 108616), (6052, 54308), (12104, 27154), (13577, 24208)]