1234179909

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{7907}}^1$

素因数の和:8007

約数の個数: 40

約数和(自身を含む): 1929045888

約数和(自身を除く): 694865979

約数列:

[1, 3, 9, 27, 41, 47, 81, 123, 141, 369, 423, 1107, 1269, 1927, 3321, 3807, 5781, 7907, 17343, 23721, 52029, 71163, 156087, 213489, 324187, 371629, 640467, 972561, 1114887, 2917683, 3344661, 8753049, 10033983, 15236789, 26259147, 30101949, 45710367, 137131101, 411393303, 1234179909]

約数ペア:

[(1, 1234179909), (3, 411393303), (9, 137131101), (27, 45710367), (41, 30101949), (47, 26259147), (81, 15236789), (123, 10033983), (141, 8753049), (369, 3344661), (423, 2917683), (1107, 1114887), (1269, 972561), (1927, 640467), (3321, 371629), (3807, 324187), (5781, 213489), (7907, 156087), (17343, 71163), (23721, 52029)]