1338263409

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{70729}}^1$

素因数の和:70809

約数の個数: 32

約数和(自身を含む): 2199985920

約数和(自身を除く): 861722511

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1113, 2703, 6307, 18921, 70729, 212187, 495103, 1202393, 1485309, 3607179, 3748637, 8416751, 11245911, 25250253, 26240459, 63726829, 78721377, 191180487, 446087803, 1338263409]

約数ペア:

[(1, 1338263409), (3, 446087803), (7, 191180487), (17, 78721377), (21, 63726829), (51, 26240459), (53, 25250253), (119, 11245911), (159, 8416751), (357, 3748637), (371, 3607179), (901, 1485309), (1113, 1202393), (2703, 495103), (6307, 212187), (18921, 70729)]