642682638

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4663}}^1$

素因数の和:4734

約数の個数: 96

約数和(自身を含む): 1629788160

約数和(自身を除く): 987105522

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 403, 494, 558, 589, 741, 806, 1178, 1209, 1482, 1767, 2223, 2418, 3534, 3627, 4446, 4663, 5301, 7254, 7657, 9326, 10602, 13989, 15314, 22971, 27978, 41967, 45942, 60619, 68913, 83934, 88597, 121238, 137826, 144553, 177194, 181857, 265791, 289106, 363714, 433659, 531582, 545571, 797373, 867318, 1091142, 1151761, 1300977, 1594746, 1879189, 2303522, 2601954, 2746507, 3455283, 3758378, 5493014, 5637567, 6910566, 8239521, 10365849, 11275134, 16479042, 16912701, 20731698, 24718563, 33825402, 35704591, 49437126, 71409182, 107113773, 214227546, 321341319, 642682638]

約数ペア:

[(1, 642682638), (2, 321341319), (3, 214227546), (6, 107113773), (9, 71409182), (13, 49437126), (18, 35704591), (19, 33825402), (26, 24718563), (31, 20731698), (38, 16912701), (39, 16479042), (57, 11275134), (62, 10365849), (78, 8239521), (93, 6910566), (114, 5637567), (117, 5493014), (171, 3758378), (186, 3455283), (234, 2746507), (247, 2601954), (279, 2303522), (342, 1879189), (403, 1594746), (494, 1300977), (558, 1151761), (589, 1091142), (741, 867318), (806, 797373), (1178, 545571), (1209, 531582), (1482, 433659), (1767, 363714), (2223, 289106), (2418, 265791), (3534, 181857), (3627, 177194), (4446, 144553), (4663, 137826), (5301, 121238), (7254, 88597), (7657, 83934), (9326, 68913), (10602, 60619), (13989, 45942), (15314, 41967), (22971, 27978)]