691563184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{8681}}^1$

素因数の和:9085

約数の個数: 40

約数和(自身を含む): 1446907392

約数和(自身を除く): 755344208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 766, 1532, 3064, 4979, 6128, 8681, 9958, 17362, 19916, 34724, 39832, 69448, 79664, 112853, 138896, 225706, 451412, 902824, 1805648, 3324823, 6649646, 13299292, 26598584, 43222699, 53197168, 86445398, 172890796, 345781592, 691563184]

約数ペア:

[(1, 691563184), (2, 345781592), (4, 172890796), (8, 86445398), (13, 53197168), (16, 43222699), (26, 26598584), (52, 13299292), (104, 6649646), (208, 3324823), (383, 1805648), (766, 902824), (1532, 451412), (3064, 225706), (4979, 138896), (6128, 112853), (8681, 79664), (9958, 69448), (17362, 39832), (19916, 34724)]