288889328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{198413}}^1$

素因数の和:198441

約数の個数: 40

約数和(自身を含む): 688893408

約数和(自身を除く): 400004080

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 198413, 396826, 793652, 1388891, 1587304, 2579369, 2777782, 3174608, 5158738, 5555564, 10317476, 11111128, 18055583, 20634952, 22222256, 36111166, 41269904, 72222332, 144444664, 288889328]

約数ペア:

[(1, 288889328), (2, 144444664), (4, 72222332), (7, 41269904), (8, 36111166), (13, 22222256), (14, 20634952), (16, 18055583), (26, 11111128), (28, 10317476), (52, 5555564), (56, 5158738), (91, 3174608), (104, 2777782), (112, 2579369), (182, 1587304), (208, 1388891), (364, 793652), (728, 396826), (1456, 198413)]