71692263

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 119040000

約数和(自身を除く): 47347737

約数列:

[1, 3, 9, 19, 27, 29, 57, 61, 79, 87, 171, 183, 237, 261, 513, 549, 551, 711, 783, 1159, 1501, 1647, 1653, 1769, 2133, 2291, 3477, 4503, 4819, 4959, 5307, 6873, 10431, 13509, 14457, 14877, 15921, 20619, 31293, 33611, 40527, 43371, 43529, 47763, 61857, 91561, 100833, 130113, 130587, 139751, 274683, 302499, 391761, 419253, 824049, 907497, 1175283, 1257759, 2472147, 2655269, 3773277, 7965807, 23897421, 71692263]

約数ペア:

[(1, 71692263), (3, 23897421), (9, 7965807), (19, 3773277), (27, 2655269), (29, 2472147), (57, 1257759), (61, 1175283), (79, 907497), (87, 824049), (171, 419253), (183, 391761), (237, 302499), (261, 274683), (513, 139751), (549, 130587), (551, 130113), (711, 100833), (783, 91561), (1159, 61857), (1501, 47763), (1647, 43529), (1653, 43371), (1769, 40527), (2133, 33611), (2291, 31293), (3477, 20619), (4503, 15921), (4819, 14877), (4959, 14457), (5307, 13509), (6873, 10431)]