31622493

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 52531200

約数和(自身を除く): 20908707

約数列:

[1, 3, 7, 21, 23, 47, 49, 69, 141, 147, 161, 199, 329, 483, 597, 987, 1081, 1127, 1393, 2303, 3243, 3381, 4179, 4577, 6909, 7567, 9353, 9751, 13731, 22701, 28059, 29253, 32039, 52969, 65471, 96117, 158907, 196413, 215119, 224273, 458297, 645357, 672819, 1374891, 1505833, 4517499, 10540831, 31622493]

約数ペア:

[(1, 31622493), (3, 10540831), (7, 4517499), (21, 1505833), (23, 1374891), (47, 672819), (49, 645357), (69, 458297), (141, 224273), (147, 215119), (161, 196413), (199, 158907), (329, 96117), (483, 65471), (597, 52969), (987, 32039), (1081, 29253), (1127, 28059), (1393, 22701), (2303, 13731), (3243, 9751), (3381, 9353), (4179, 7567), (4577, 6909)]