253354815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{4211}}^1$

素因数の和:4420

約数の個数: 48

約数和(自身を含む): 504631296

約数和(自身を除く): 251276481

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 191, 315, 573, 955, 1337, 1719, 2865, 4011, 4211, 6685, 8595, 12033, 12633, 20055, 21055, 29477, 37899, 60165, 63165, 88431, 147385, 189495, 265293, 442155, 804301, 1326465, 2412903, 4021505, 5630107, 7238709, 12064515, 16890321, 28150535, 36193545, 50670963, 84451605, 253354815]

約数ペア:

[(1, 253354815), (3, 84451605), (5, 50670963), (7, 36193545), (9, 28150535), (15, 16890321), (21, 12064515), (35, 7238709), (45, 5630107), (63, 4021505), (105, 2412903), (191, 1326465), (315, 804301), (573, 442155), (955, 265293), (1337, 189495), (1719, 147385), (2865, 88431), (4011, 63165), (4211, 60165), (6685, 37899), (8595, 29477), (12033, 21055), (12633, 20055)]