419094207

素因数分解:

$3^2\times 7^3\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 709800000

約数和(自身を除く): 290705793

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 349, 389, 441, 1029, 1047, 1167, 2443, 2723, 3087, 3141, 3501, 7329, 8169, 17101, 19061, 21987, 24507, 51303, 57183, 119707, 133427, 135761, 153909, 171549, 359121, 400281, 407283, 950327, 1077363, 1200843, 1221849, 2850981, 6652289, 8552943, 19956867, 46566023, 59870601, 139698069, 419094207]

約数ペア:

[(1, 419094207), (3, 139698069), (7, 59870601), (9, 46566023), (21, 19956867), (49, 8552943), (63, 6652289), (147, 2850981), (343, 1221849), (349, 1200843), (389, 1077363), (441, 950327), (1029, 407283), (1047, 400281), (1167, 359121), (2443, 171549), (2723, 153909), (3087, 135761), (3141, 133427), (3501, 119707), (7329, 57183), (8169, 51303), (17101, 24507), (19061, 21987)]