42149079

素因数分解:

$3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 73382400

約数和(自身を除く): 31233321

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 243, 349, 497, 567, 639, 1047, 1491, 1701, 1917, 2443, 3141, 4473, 5751, 7329, 9423, 13419, 17253, 21987, 24779, 28269, 40257, 65961, 74337, 84807, 120771, 173453, 197883, 223011, 520359, 593649, 669033, 1561077, 2007099, 4683231, 6021297, 14049693, 42149079]

約数ペア:

[(1, 42149079), (3, 14049693), (7, 6021297), (9, 4683231), (21, 2007099), (27, 1561077), (63, 669033), (71, 593649), (81, 520359), (189, 223011), (213, 197883), (243, 173453), (349, 120771), (497, 84807), (567, 74337), (639, 65961), (1047, 40257), (1491, 28269), (1701, 24779), (1917, 21987), (2443, 17253), (3141, 13419), (4473, 9423), (5751, 7329)]