255452834

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2455

約数の個数: 64

約数和(自身を含む): 512655360

約数和(自身を除く): 257202526

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 38, 62, 91, 133, 182, 217, 247, 266, 403, 434, 494, 589, 806, 1178, 1729, 2383, 2821, 3458, 4123, 4766, 5642, 7657, 8246, 15314, 16681, 30979, 33362, 45277, 53599, 61958, 73873, 90554, 107198, 147746, 216853, 316939, 433706, 517111, 588601, 633878, 960349, 1034222, 1177202, 1403587, 1920698, 2807174, 4120207, 6722443, 8240414, 9825109, 13444886, 18246631, 19650218, 36493262, 127726417, 255452834]

約数ペア:

[(1, 255452834), (2, 127726417), (7, 36493262), (13, 19650218), (14, 18246631), (19, 13444886), (26, 9825109), (31, 8240414), (38, 6722443), (62, 4120207), (91, 2807174), (133, 1920698), (182, 1403587), (217, 1177202), (247, 1034222), (266, 960349), (403, 633878), (434, 588601), (494, 517111), (589, 433706), (806, 316939), (1178, 216853), (1729, 147746), (2383, 107198), (2821, 90554), (3458, 73873), (4123, 61958), (4766, 53599), (5642, 45277), (7657, 33362), (8246, 30979), (15314, 16681)]