247660452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{823}}^1$

素因数の和:1489

約数の個数: 72

約数和(自身を含む): 676055744

約数和(自身を除く): 428395292

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 643, 823, 1286, 1646, 1929, 2469, 2572, 3292, 3858, 4938, 5787, 7407, 7716, 8359, 9876, 10699, 11574, 14814, 16718, 21398, 23148, 25077, 29628, 32097, 33436, 42796, 50154, 64194, 75231, 96291, 100308, 128388, 150462, 192582, 300924, 385164, 529189, 1058378, 1587567, 2116756, 3175134, 4762701, 6350268, 6879457, 9525402, 13758914, 19050804, 20638371, 27517828, 41276742, 61915113, 82553484, 123830226, 247660452]

約数ペア:

[(1, 247660452), (2, 123830226), (3, 82553484), (4, 61915113), (6, 41276742), (9, 27517828), (12, 20638371), (13, 19050804), (18, 13758914), (26, 9525402), (36, 6879457), (39, 6350268), (52, 4762701), (78, 3175134), (117, 2116756), (156, 1587567), (234, 1058378), (468, 529189), (643, 385164), (823, 300924), (1286, 192582), (1646, 150462), (1929, 128388), (2469, 100308), (2572, 96291), (3292, 75231), (3858, 64194), (4938, 50154), (5787, 42796), (7407, 33436), (7716, 32097), (8359, 29628), (9876, 25077), (10699, 23148), (11574, 21398), (14814, 16718)]