247396926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1549

約数の個数: 64

約数和(自身を含む): 588349440

約数和(自身を除く): 340952514

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 139, 186, 217, 278, 417, 434, 651, 834, 973, 1302, 1367, 1946, 2734, 2919, 4101, 4309, 5838, 8202, 8618, 9569, 12927, 19138, 25854, 28707, 30163, 42377, 57414, 60326, 84754, 90489, 127131, 180978, 190013, 254262, 296639, 380026, 570039, 593278, 889917, 1140078, 1330091, 1779834, 2660182, 3990273, 5890403, 7980546, 11780806, 17671209, 35342418, 41232821, 82465642, 123698463, 247396926]

約数ペア:

[(1, 247396926), (2, 123698463), (3, 82465642), (6, 41232821), (7, 35342418), (14, 17671209), (21, 11780806), (31, 7980546), (42, 5890403), (62, 3990273), (93, 2660182), (139, 1779834), (186, 1330091), (217, 1140078), (278, 889917), (417, 593278), (434, 570039), (651, 380026), (834, 296639), (973, 254262), (1302, 190013), (1367, 180978), (1946, 127131), (2734, 90489), (2919, 84754), (4101, 60326), (4309, 57414), (5838, 42377), (8202, 30163), (8618, 28707), (9569, 25854), (12927, 19138)]