28321041492

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{1087}}^1\times {\mathrm{1823}}^1$

素因数の和:3317

約数の個数: 72

約数和(自身を含む): 71875055616

約数和(自身を除く): 43554014124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1087, 1191, 1588, 1823, 2174, 2382, 3261, 3573, 3646, 4348, 4764, 5469, 6522, 7146, 7292, 9783, 10938, 13044, 14292, 16407, 19566, 21876, 32814, 39132, 65628, 431539, 723731, 863078, 1294617, 1447462, 1726156, 1981601, 2171193, 2589234, 2894924, 3883851, 3963202, 4342386, 5178468, 5944803, 6513579, 7767702, 7926404, 8684772, 11889606, 13027158, 15535404, 17834409, 23779212, 26054316, 35668818, 71337636, 786695597, 1573391194, 2360086791, 3146782388, 4720173582, 7080260373, 9440347164, 14160520746, 28321041492]

約数ペア:

[(1, 28321041492), (2, 14160520746), (3, 9440347164), (4, 7080260373), (6, 4720173582), (9, 3146782388), (12, 2360086791), (18, 1573391194), (36, 786695597), (397, 71337636), (794, 35668818), (1087, 26054316), (1191, 23779212), (1588, 17834409), (1823, 15535404), (2174, 13027158), (2382, 11889606), (3261, 8684772), (3573, 7926404), (3646, 7767702), (4348, 6513579), (4764, 5944803), (5469, 5178468), (6522, 4342386), (7146, 3963202), (7292, 3883851), (9783, 2894924), (10938, 2589234), (13044, 2171193), (14292, 1981601), (16407, 1726156), (19566, 1447462), (21876, 1294617), (32814, 863078), (39132, 723731), (65628, 431539)]