7140378

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 16826400

約数和(自身を除く): 9686022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 149, 163, 294, 298, 326, 447, 489, 894, 978, 1043, 1141, 2086, 2282, 3129, 3423, 6258, 6846, 7301, 7987, 14602, 15974, 21903, 23961, 24287, 43806, 47922, 48574, 72861, 145722, 170009, 340018, 510027, 1020054, 1190063, 2380126, 3570189, 7140378]

約数ペア:

[(1, 7140378), (2, 3570189), (3, 2380126), (6, 1190063), (7, 1020054), (14, 510027), (21, 340018), (42, 170009), (49, 145722), (98, 72861), (147, 48574), (149, 47922), (163, 43806), (294, 24287), (298, 23961), (326, 21903), (447, 15974), (489, 14602), (894, 7987), (978, 7301), (1043, 6846), (1141, 6258), (2086, 3423), (2282, 3129)]