207928805

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 301397760

約数和(自身を除く): 93468955

約数列:

[1, 5, 7, 35, 49, 53, 67, 239, 245, 265, 335, 371, 469, 1195, 1673, 1855, 2345, 2597, 3283, 3551, 8365, 11711, 12667, 12985, 16013, 16415, 17755, 24857, 58555, 63335, 80065, 88669, 112091, 124285, 173999, 443345, 560455, 620683, 784637, 848689, 869995, 3103415, 3923185, 4243445, 5940823, 29704115, 41585761, 207928805]

約数ペア:

[(1, 207928805), (5, 41585761), (7, 29704115), (35, 5940823), (49, 4243445), (53, 3923185), (67, 3103415), (239, 869995), (245, 848689), (265, 784637), (335, 620683), (371, 560455), (469, 443345), (1195, 173999), (1673, 124285), (1855, 112091), (2345, 88669), (2597, 80065), (3283, 63335), (3551, 58555), (8365, 24857), (11711, 17755), (12667, 16415), (12985, 16013)]