13440726

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 31842720

約数和(自身を除く): 18401994

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 809, 923, 1278, 1618, 1846, 2427, 2769, 4854, 5538, 7281, 8307, 10517, 14562, 16614, 21034, 31551, 57439, 63102, 94653, 114878, 172317, 189306, 344634, 516951, 746707, 1033902, 1493414, 2240121, 4480242, 6720363, 13440726]

約数ペア:

[(1, 13440726), (2, 6720363), (3, 4480242), (6, 2240121), (9, 1493414), (13, 1033902), (18, 746707), (26, 516951), (39, 344634), (71, 189306), (78, 172317), (117, 114878), (142, 94653), (213, 63102), (234, 57439), (426, 31551), (639, 21034), (809, 16614), (923, 14562), (1278, 10517), (1618, 8307), (1846, 7281), (2427, 5538), (2769, 4854)]