28151805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2797}}^1$

素因数の和:2877

約数の個数: 32

約数和(自身を含む): 49961088

約数和(自身を除く): 21809283

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 2013, 2797, 3355, 8391, 10065, 13985, 30767, 41955, 92301, 153835, 170617, 461505, 511851, 853085, 1876787, 2559255, 5630361, 9383935, 28151805]

約数ペア:

[(1, 28151805), (3, 9383935), (5, 5630361), (11, 2559255), (15, 1876787), (33, 853085), (55, 511851), (61, 461505), (165, 170617), (183, 153835), (305, 92301), (671, 41955), (915, 30767), (2013, 13985), (2797, 10065), (3355, 8391)]