72195651

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 125798400

約数和(自身を除く): 53602749

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 79, 99, 153, 181, 187, 237, 297, 459, 543, 561, 711, 869, 1343, 1629, 1683, 1991, 2133, 2607, 3077, 4029, 4887, 5049, 5973, 7821, 9231, 12087, 14299, 14773, 17919, 23463, 27693, 33847, 36261, 42897, 44319, 53757, 83079, 101541, 128691, 132957, 157289, 243083, 304623, 386073, 398871, 471867, 729249, 913869, 1415601, 2187747, 2673913, 4246803, 6563241, 8021739, 24065217, 72195651]

約数ペア:

[(1, 72195651), (3, 24065217), (9, 8021739), (11, 6563241), (17, 4246803), (27, 2673913), (33, 2187747), (51, 1415601), (79, 913869), (99, 729249), (153, 471867), (181, 398871), (187, 386073), (237, 304623), (297, 243083), (459, 157289), (543, 132957), (561, 128691), (711, 101541), (869, 83079), (1343, 53757), (1629, 44319), (1683, 42897), (1991, 36261), (2133, 33847), (2607, 27693), (3077, 23463), (4029, 17919), (4887, 14773), (5049, 14299), (5973, 12087), (7821, 9231)]