487999616

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{293269}}^1$

素因数の和:293296

約数の個数: 32

約数和(自身を含む): 1046973900

約数和(自身を除く): 558974284

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 293269, 586538, 1173076, 2346152, 3812497, 4692304, 7624994, 9384608, 15249988, 18769216, 30499976, 37538432, 60999952, 121999904, 243999808, 487999616]

約数ペア:

[(1, 487999616), (2, 243999808), (4, 121999904), (8, 60999952), (13, 37538432), (16, 30499976), (26, 18769216), (32, 15249988), (52, 9384608), (64, 7624994), (104, 4692304), (128, 3812497), (208, 2346152), (416, 1173076), (832, 586538), (1664, 293269)]