438847773

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1753}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 739037376

約数和(自身を除く): 300189603

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 131, 147, 273, 393, 637, 917, 1703, 1753, 1911, 2751, 5109, 5259, 6419, 11921, 12271, 19257, 22789, 35763, 36813, 68367, 83447, 85897, 159523, 229643, 250341, 257691, 478569, 688929, 1116661, 1607501, 2985359, 3349983, 4822503, 8956077, 11252507, 20897513, 33757521, 62692539, 146282591, 438847773]

約数ペア:

[(1, 438847773), (3, 146282591), (7, 62692539), (13, 33757521), (21, 20897513), (39, 11252507), (49, 8956077), (91, 4822503), (131, 3349983), (147, 2985359), (273, 1607501), (393, 1116661), (637, 688929), (917, 478569), (1703, 257691), (1753, 250341), (1911, 229643), (2751, 159523), (5109, 85897), (5259, 83447), (6419, 68367), (11921, 36813), (12271, 35763), (19257, 22789)]