257181036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{161141}}^1$

素因数の和:161174

約数の個数: 48

約数和(自身を含む): 721916160

約数和(自身を除く): 464735124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 161141, 322282, 483423, 644564, 966846, 1127987, 1933692, 2255974, 3061679, 3383961, 4511948, 6123358, 6767922, 9185037, 12246716, 13535844, 18370074, 21431753, 36740148, 42863506, 64295259, 85727012, 128590518, 257181036]

約数ペア:

[(1, 257181036), (2, 128590518), (3, 85727012), (4, 64295259), (6, 42863506), (7, 36740148), (12, 21431753), (14, 18370074), (19, 13535844), (21, 12246716), (28, 9185037), (38, 6767922), (42, 6123358), (57, 4511948), (76, 3383961), (84, 3061679), (114, 2255974), (133, 1933692), (228, 1127987), (266, 966846), (399, 644564), (532, 483423), (798, 322282), (1596, 161141)]