31503836

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 73156608

約数和(自身を除く): 41652772

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 53, 71, 91, 92, 106, 142, 161, 182, 212, 284, 299, 322, 364, 371, 497, 598, 644, 689, 742, 923, 994, 1196, 1219, 1378, 1484, 1633, 1846, 1988, 2093, 2438, 2756, 3266, 3692, 3763, 4186, 4823, 4876, 6461, 6532, 7526, 8372, 8533, 9646, 11431, 12922, 15052, 15847, 17066, 19292, 21229, 22862, 25844, 26341, 31694, 34132, 42458, 45724, 48919, 52682, 63388, 84916, 86549, 97838, 105364, 110929, 148603, 173098, 195676, 221858, 297206, 342433, 346196, 443716, 594412, 605843, 684866, 1125137, 1211686, 1369732, 2250274, 2423372, 4500548, 7875959, 15751918, 31503836]

約数ペア:

[(1, 31503836), (2, 15751918), (4, 7875959), (7, 4500548), (13, 2423372), (14, 2250274), (23, 1369732), (26, 1211686), (28, 1125137), (46, 684866), (52, 605843), (53, 594412), (71, 443716), (91, 346196), (92, 342433), (106, 297206), (142, 221858), (161, 195676), (182, 173098), (212, 148603), (284, 110929), (299, 105364), (322, 97838), (364, 86549), (371, 84916), (497, 63388), (598, 52682), (644, 48919), (689, 45724), (742, 42458), (923, 34132), (994, 31694), (1196, 26341), (1219, 25844), (1378, 22862), (1484, 21229), (1633, 19292), (1846, 17066), (1988, 15847), (2093, 15052), (2438, 12922), (2756, 11431), (3266, 9646), (3692, 8533), (3763, 8372), (4186, 7526), (4823, 6532), (4876, 6461)]