72707229

素因数分解:

$3^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{953}}^1$

素因数の和:1146

約数の個数: 36

約数和(自身を含む): 123003036

約数和(自身を除く): 50295807

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 173, 441, 519, 953, 1211, 1557, 2859, 3633, 6671, 8477, 8577, 10899, 20013, 25431, 46697, 60039, 76293, 140091, 164869, 420273, 494607, 1154083, 1483821, 3462249, 8078581, 10386747, 24235743, 72707229]

約数ペア:

[(1, 72707229), (3, 24235743), (7, 10386747), (9, 8078581), (21, 3462249), (49, 1483821), (63, 1154083), (147, 494607), (173, 420273), (441, 164869), (519, 140091), (953, 76293), (1211, 60039), (1557, 46697), (2859, 25431), (3633, 20013), (6671, 10899), (8477, 8577)]