42707847

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2143}}^1$

素因数の和:2239

約数の個数: 32

約数和(自身を含む): 71077888

約数和(自身を除く): 28370041

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2143, 2847, 6429, 6643, 15001, 19929, 27859, 45003, 83577, 156439, 195013, 469317, 585039, 1095073, 2033707, 3285219, 6101121, 14235949, 42707847]

約数ペア:

[(1, 42707847), (3, 14235949), (7, 6101121), (13, 3285219), (21, 2033707), (39, 1095073), (73, 585039), (91, 469317), (219, 195013), (273, 156439), (511, 83577), (949, 45003), (1533, 27859), (2143, 19929), (2847, 15001), (6429, 6643)]