31831254

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19433}}^1$

素因数の和:19461

約数の個数: 48

約数和(自身を含む): 84887712

約数和(自身を除く): 53056458

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 19433, 38866, 58299, 116598, 136031, 174897, 252629, 272062, 349794, 408093, 505258, 757887, 816186, 1224279, 1515774, 1768403, 2273661, 2448558, 3536806, 4547322, 5305209, 10610418, 15915627, 31831254]

約数ペア:

[(1, 31831254), (2, 15915627), (3, 10610418), (6, 5305209), (7, 4547322), (9, 3536806), (13, 2448558), (14, 2273661), (18, 1768403), (21, 1515774), (26, 1224279), (39, 816186), (42, 757887), (63, 505258), (78, 408093), (91, 349794), (117, 272062), (126, 252629), (182, 174897), (234, 136031), (273, 116598), (546, 58299), (819, 38866), (1638, 19433)]