207305427

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{6947}}^1$

素因数の和:7000

約数の個数: 32

約数和(自身を含む): 333504000

約数和(自身を除く): 126198573

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 609, 1029, 1421, 4263, 6947, 9947, 20841, 29841, 48629, 145887, 201463, 340403, 604389, 1021209, 1410241, 2382821, 4230723, 7148463, 9871687, 29615061, 69101809, 207305427]

約数ペア:

[(1, 207305427), (3, 69101809), (7, 29615061), (21, 9871687), (29, 7148463), (49, 4230723), (87, 2382821), (147, 1410241), (203, 1021209), (343, 604389), (609, 340403), (1029, 201463), (1421, 145887), (4263, 48629), (6947, 29841), (9947, 20841)]