49668213

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 81423360

約数和(自身を除く): 31755147

約数列:

[1, 3, 7, 21, 29, 49, 61, 87, 147, 183, 191, 203, 427, 573, 609, 1281, 1337, 1421, 1769, 2989, 4011, 4263, 5307, 5539, 8967, 9359, 11651, 12383, 16617, 28077, 34953, 37149, 38773, 81557, 86681, 116319, 244671, 260043, 271411, 337879, 570899, 814233, 1013637, 1712697, 2365153, 7095459, 16556071, 49668213]

約数ペア:

[(1, 49668213), (3, 16556071), (7, 7095459), (21, 2365153), (29, 1712697), (49, 1013637), (61, 814233), (87, 570899), (147, 337879), (183, 271411), (191, 260043), (203, 244671), (427, 116319), (573, 86681), (609, 81557), (1281, 38773), (1337, 37149), (1421, 34953), (1769, 28077), (2989, 16617), (4011, 12383), (4263, 11651), (5307, 9359), (5539, 8967)]