31159884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{269}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 85322160

約数和(自身を除く): 54162276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 197, 269, 294, 394, 538, 588, 591, 788, 807, 1076, 1182, 1379, 1614, 1883, 2364, 2758, 3228, 3766, 4137, 5516, 5649, 7532, 8274, 9653, 11298, 13181, 16548, 19306, 22596, 26362, 28959, 38612, 39543, 52724, 52993, 57918, 79086, 105986, 115836, 158172, 158979, 211972, 317958, 370951, 635916, 741902, 1112853, 1483804, 2225706, 2596657, 4451412, 5193314, 7789971, 10386628, 15579942, 31159884]

約数ペア:

[(1, 31159884), (2, 15579942), (3, 10386628), (4, 7789971), (6, 5193314), (7, 4451412), (12, 2596657), (14, 2225706), (21, 1483804), (28, 1112853), (42, 741902), (49, 635916), (84, 370951), (98, 317958), (147, 211972), (196, 158979), (197, 158172), (269, 115836), (294, 105986), (394, 79086), (538, 57918), (588, 52993), (591, 52724), (788, 39543), (807, 38612), (1076, 28959), (1182, 26362), (1379, 22596), (1614, 19306), (1883, 16548), (2364, 13181), (2758, 11298), (3228, 9653), (3766, 8274), (4137, 7532), (5516, 5649)]