72857456

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3083}}^1$

素因数の和:3309

約数の個数: 40

約数和(自身を含む): 162144384

約数和(自身を除く): 89286928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 1477, 1688, 2954, 3083, 3376, 5908, 6166, 11816, 12332, 21581, 23632, 24664, 43162, 49328, 86324, 172648, 345296, 650513, 1301026, 2602052, 4553591, 5204104, 9107182, 10408208, 18214364, 36428728, 72857456]

約数ペア:

[(1, 72857456), (2, 36428728), (4, 18214364), (7, 10408208), (8, 9107182), (14, 5204104), (16, 4553591), (28, 2602052), (56, 1301026), (112, 650513), (211, 345296), (422, 172648), (844, 86324), (1477, 49328), (1688, 43162), (2954, 24664), (3083, 23632), (3376, 21581), (5908, 12332), (6166, 11816)]