233991513

素因数分解:

$3^2\times 7^3\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:587

約数の個数: 48

約数和(自身を含む): 397072000

約数和(自身を除く): 163080487

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 229, 331, 343, 441, 687, 993, 1029, 1603, 2061, 2317, 2979, 3087, 4809, 6951, 11221, 14427, 16219, 20853, 33663, 48657, 75799, 78547, 100989, 113533, 145971, 227397, 235641, 340599, 530593, 682191, 706923, 1021797, 1591779, 3714151, 4775337, 11142453, 25999057, 33427359, 77997171, 233991513]

約数ペア:

[(1, 233991513), (3, 77997171), (7, 33427359), (9, 25999057), (21, 11142453), (49, 4775337), (63, 3714151), (147, 1591779), (229, 1021797), (331, 706923), (343, 682191), (441, 530593), (687, 340599), (993, 235641), (1029, 227397), (1603, 145971), (2061, 113533), (2317, 100989), (2979, 78547), (3087, 75799), (4809, 48657), (6951, 33663), (11221, 20853), (14427, 16219)]