349905374

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:650

約数の個数: 72

約数和(自身を含む): 680184648

約数和(自身を除く): 330279274

約数列:

[1, 2, 7, 13, 14, 26, 37, 49, 74, 91, 98, 169, 182, 259, 338, 481, 518, 571, 637, 962, 1142, 1183, 1274, 1813, 2366, 3367, 3626, 3997, 6253, 6734, 7423, 7994, 8281, 12506, 14846, 16562, 21127, 23569, 27979, 42254, 43771, 47138, 51961, 55958, 87542, 96499, 103922, 147889, 192998, 274651, 295778, 306397, 363727, 549302, 612794, 675493, 727454, 1035223, 1350986, 1922557, 2070446, 3570463, 3845114, 4728451, 7140926, 9456902, 13457899, 24993241, 26915798, 49986482, 174952687, 349905374]

約数ペア:

[(1, 349905374), (2, 174952687), (7, 49986482), (13, 26915798), (14, 24993241), (26, 13457899), (37, 9456902), (49, 7140926), (74, 4728451), (91, 3845114), (98, 3570463), (169, 2070446), (182, 1922557), (259, 1350986), (338, 1035223), (481, 727454), (518, 675493), (571, 612794), (637, 549302), (962, 363727), (1142, 306397), (1183, 295778), (1274, 274651), (1813, 192998), (2366, 147889), (3367, 103922), (3626, 96499), (3997, 87542), (6253, 55958), (6734, 51961), (7423, 47138), (7994, 43771), (8281, 42254), (12506, 27979), (14846, 23569), (16562, 21127)]