7994742

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 18911232

約数和(自身を除く): 10916490

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 71, 98, 142, 147, 213, 294, 383, 426, 497, 766, 994, 1149, 1491, 2298, 2681, 2982, 3479, 5362, 6958, 8043, 10437, 16086, 18767, 20874, 27193, 37534, 54386, 56301, 81579, 112602, 163158, 190351, 380702, 571053, 1142106, 1332457, 2664914, 3997371, 7994742]

約数ペア:

[(1, 7994742), (2, 3997371), (3, 2664914), (6, 1332457), (7, 1142106), (14, 571053), (21, 380702), (42, 190351), (49, 163158), (71, 112602), (98, 81579), (142, 56301), (147, 54386), (213, 37534), (294, 27193), (383, 20874), (426, 18767), (497, 16086), (766, 10437), (994, 8043), (1149, 6958), (1491, 5362), (2298, 3479), (2681, 2982)]