391595988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^2\times {\mathrm{457}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 1057005376

約数和(自身を除く): 665409388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 457, 606, 707, 914, 1212, 1371, 1414, 1828, 2121, 2742, 2828, 3199, 4242, 5484, 6398, 8484, 9597, 10201, 12796, 19194, 20402, 30603, 38388, 40804, 46157, 61206, 71407, 92314, 122412, 138471, 142814, 184628, 214221, 276942, 285628, 323099, 428442, 553884, 646198, 856884, 969297, 1292396, 1938594, 3877188, 4661857, 9323714, 13985571, 18647428, 27971142, 32632999, 55942284, 65265998, 97898997, 130531996, 195797994, 391595988]

約数ペア:

[(1, 391595988), (2, 195797994), (3, 130531996), (4, 97898997), (6, 65265998), (7, 55942284), (12, 32632999), (14, 27971142), (21, 18647428), (28, 13985571), (42, 9323714), (84, 4661857), (101, 3877188), (202, 1938594), (303, 1292396), (404, 969297), (457, 856884), (606, 646198), (707, 553884), (914, 428442), (1212, 323099), (1371, 285628), (1414, 276942), (1828, 214221), (2121, 184628), (2742, 142814), (2828, 138471), (3199, 122412), (4242, 92314), (5484, 71407), (6398, 61206), (8484, 46157), (9597, 40804), (10201, 38388), (12796, 30603), (19194, 20402)]