740773691

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 989936640

約数和(自身を除く): 249162949

約数列:

[1, 7, 17, 19, 41, 61, 119, 131, 133, 287, 323, 427, 697, 779, 917, 1037, 1159, 2227, 2261, 2489, 2501, 4879, 5371, 5453, 7259, 7991, 8113, 13243, 15589, 17423, 17507, 19703, 37597, 42313, 42517, 47519, 55937, 91307, 92701, 102049, 135847, 137921, 151829, 296191, 297619, 327631, 332633, 639149, 714343, 807823, 950929, 1062803, 1734833, 2293417, 2581093, 5569727, 5654761, 6224989, 12143831, 18067651, 38988089, 43574923, 105824813, 740773691]

約数ペア:

[(1, 740773691), (7, 105824813), (17, 43574923), (19, 38988089), (41, 18067651), (61, 12143831), (119, 6224989), (131, 5654761), (133, 5569727), (287, 2581093), (323, 2293417), (427, 1734833), (697, 1062803), (779, 950929), (917, 807823), (1037, 714343), (1159, 639149), (2227, 332633), (2261, 327631), (2489, 297619), (2501, 296191), (4879, 151829), (5371, 137921), (5453, 135847), (7259, 102049), (7991, 92701), (8113, 91307), (13243, 55937), (15589, 47519), (17423, 42517), (17507, 42313), (19703, 37597)]