247294908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7727}}^1$

素因数の和:7871

約数の個数: 72

約数和(自身を含む): 720125952

約数和(自身を除く): 472831044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2667, 3556, 4572, 5334, 7727, 8001, 10668, 15454, 16002, 23181, 30908, 32004, 46362, 54089, 69543, 92724, 108178, 139086, 162267, 216356, 278172, 324534, 486801, 649068, 973602, 981329, 1947204, 1962658, 2943987, 3925316, 5887974, 6869303, 8831961, 11775948, 13738606, 17663922, 20607909, 27477212, 35327844, 41215818, 61823727, 82431636, 123647454, 247294908]

約数ペア:

[(1, 247294908), (2, 123647454), (3, 82431636), (4, 61823727), (6, 41215818), (7, 35327844), (9, 27477212), (12, 20607909), (14, 17663922), (18, 13738606), (21, 11775948), (28, 8831961), (36, 6869303), (42, 5887974), (63, 3925316), (84, 2943987), (126, 1962658), (127, 1947204), (252, 981329), (254, 973602), (381, 649068), (508, 486801), (762, 324534), (889, 278172), (1143, 216356), (1524, 162267), (1778, 139086), (2286, 108178), (2667, 92724), (3556, 69543), (4572, 54089), (5334, 46362), (7727, 32004), (8001, 30908), (10668, 23181), (15454, 16002)]