387403984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1279}}^1\times {\mathrm{1721}}^1$

素因数の和:3019

約数の個数: 40

約数和(自身を含む): 819947520

約数和(自身を除く): 432543536

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1279, 1721, 2558, 3442, 5116, 6884, 10232, 13768, 14069, 18931, 20464, 27536, 28138, 37862, 56276, 75724, 112552, 151448, 225104, 302896, 2201159, 4402318, 8804636, 17609272, 24212749, 35218544, 48425498, 96850996, 193701992, 387403984]

約数ペア:

[(1, 387403984), (2, 193701992), (4, 96850996), (8, 48425498), (11, 35218544), (16, 24212749), (22, 17609272), (44, 8804636), (88, 4402318), (176, 2201159), (1279, 302896), (1721, 225104), (2558, 151448), (3442, 112552), (5116, 75724), (6884, 56276), (10232, 37862), (13768, 28138), (14069, 27536), (18931, 20464)]