289496896

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{997}}^1$

素因数の和:1371

約数の個数: 56

約数和(自身を含む): 621055400

約数和(自身を除く): 331558504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 349, 416, 698, 832, 997, 1396, 1994, 2792, 3988, 4537, 5584, 7976, 9074, 11168, 12961, 15952, 18148, 22336, 25922, 31904, 36296, 51844, 63808, 72592, 103688, 145184, 207376, 290368, 347953, 414752, 695906, 829504, 1391812, 2783624, 4523389, 5567248, 9046778, 11134496, 18093556, 22268992, 36187112, 72374224, 144748448, 289496896]

約数ペア:

[(1, 289496896), (2, 144748448), (4, 72374224), (8, 36187112), (13, 22268992), (16, 18093556), (26, 11134496), (32, 9046778), (52, 5567248), (64, 4523389), (104, 2783624), (208, 1391812), (349, 829504), (416, 695906), (698, 414752), (832, 347953), (997, 290368), (1396, 207376), (1994, 145184), (2792, 103688), (3988, 72592), (4537, 63808), (5584, 51844), (7976, 36296), (9074, 31904), (11168, 25922), (12961, 22336), (15952, 18148)]