71397909

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 124416000

約数和(自身を除く): 53018091

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 79, 99, 153, 179, 187, 237, 297, 459, 537, 561, 711, 869, 1343, 1611, 1683, 1969, 2133, 2607, 3043, 4029, 4833, 5049, 5907, 7821, 9129, 12087, 14141, 14773, 17721, 23463, 27387, 33473, 36261, 42423, 44319, 53163, 82161, 100419, 127269, 132957, 155551, 240397, 301257, 381807, 398871, 466653, 721191, 903771, 1399959, 2163573, 2644367, 4199877, 6490719, 7933101, 23799303, 71397909]

約数ペア:

[(1, 71397909), (3, 23799303), (9, 7933101), (11, 6490719), (17, 4199877), (27, 2644367), (33, 2163573), (51, 1399959), (79, 903771), (99, 721191), (153, 466653), (179, 398871), (187, 381807), (237, 301257), (297, 240397), (459, 155551), (537, 132957), (561, 127269), (711, 100419), (869, 82161), (1343, 53163), (1611, 44319), (1683, 42423), (1969, 36261), (2133, 33473), (2607, 27387), (3043, 23463), (4029, 17721), (4833, 14773), (5049, 14141), (5907, 12087), (7821, 9129)]