211974532

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1301}}^1$

素因数の和:1369

約数の個数: 72

約数和(自身を含む): 483844032

約数和(自身を除く): 271869500

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 529, 644, 1012, 1058, 1301, 1771, 2116, 2602, 3542, 3703, 5204, 5819, 7084, 7406, 9107, 11638, 14311, 14812, 18214, 23276, 28622, 29923, 36428, 40733, 57244, 59846, 81466, 100177, 119692, 162932, 200354, 209461, 329153, 400708, 418922, 658306, 688229, 837844, 1316612, 1376458, 2304071, 2752916, 4608142, 4817603, 7570519, 9216284, 9635206, 15141038, 19270412, 30282076, 52993633, 105987266, 211974532]

約数ペア:

[(1, 211974532), (2, 105987266), (4, 52993633), (7, 30282076), (11, 19270412), (14, 15141038), (22, 9635206), (23, 9216284), (28, 7570519), (44, 4817603), (46, 4608142), (77, 2752916), (92, 2304071), (154, 1376458), (161, 1316612), (253, 837844), (308, 688229), (322, 658306), (506, 418922), (529, 400708), (644, 329153), (1012, 209461), (1058, 200354), (1301, 162932), (1771, 119692), (2116, 100177), (2602, 81466), (3542, 59846), (3703, 57244), (5204, 40733), (5819, 36428), (7084, 29923), (7406, 28622), (9107, 23276), (11638, 18214), (14311, 14812)]