1520121267

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2053}}^1$

素因数の和:2169

約数の個数: 72

約数和(自身を含む): 2703096864

約数和(自身を除く): 1182975597

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 73, 147, 161, 207, 219, 441, 483, 511, 657, 1127, 1449, 1533, 1679, 2053, 3381, 3577, 4599, 5037, 6159, 10143, 10731, 11753, 14371, 15111, 18477, 32193, 35259, 43113, 47219, 82271, 100597, 105777, 129339, 141657, 149869, 246813, 301791, 330533, 424971, 449607, 740439, 905373, 991599, 1049083, 1348821, 2313731, 2974797, 3147249, 3446987, 6941193, 7343581, 9441747, 10340961, 20823579, 22030743, 24128909, 31022883, 66092229, 72386727, 168902363, 217160181, 506707089, 1520121267]

約数ペア:

[(1, 1520121267), (3, 506707089), (7, 217160181), (9, 168902363), (21, 72386727), (23, 66092229), (49, 31022883), (63, 24128909), (69, 22030743), (73, 20823579), (147, 10340961), (161, 9441747), (207, 7343581), (219, 6941193), (441, 3446987), (483, 3147249), (511, 2974797), (657, 2313731), (1127, 1348821), (1449, 1049083), (1533, 991599), (1679, 905373), (2053, 740439), (3381, 449607), (3577, 424971), (4599, 330533), (5037, 301791), (6159, 246813), (10143, 149869), (10731, 141657), (11753, 129339), (14371, 105777), (15111, 100597), (18477, 82271), (32193, 47219), (35259, 43113)]