72609849

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 120556800

約数和(自身を除く): 47946951

約数列:

[1, 3, 9, 13, 19, 39, 57, 89, 117, 171, 247, 267, 367, 741, 801, 1101, 1157, 1691, 2223, 3303, 3471, 4771, 5073, 6973, 10413, 14313, 15219, 20919, 21983, 32663, 42939, 62757, 65949, 90649, 97989, 197847, 271947, 293967, 424619, 620597, 815841, 1273857, 1861791, 3821571, 5585373, 8067761, 24203283, 72609849]

約数ペア:

[(1, 72609849), (3, 24203283), (9, 8067761), (13, 5585373), (19, 3821571), (39, 1861791), (57, 1273857), (89, 815841), (117, 620597), (171, 424619), (247, 293967), (267, 271947), (367, 197847), (741, 97989), (801, 90649), (1101, 65949), (1157, 62757), (1691, 42939), (2223, 32663), (3303, 21983), (3471, 20919), (4771, 15219), (5073, 14313), (6973, 10413)]