26812401

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 21571599

約数列:

[1, 3, 7, 11, 19, 21, 33, 41, 57, 77, 123, 133, 149, 209, 231, 287, 399, 447, 451, 627, 779, 861, 1043, 1353, 1463, 1639, 2337, 2831, 3129, 3157, 4389, 4917, 5453, 6109, 8493, 8569, 9471, 11473, 16359, 18327, 19817, 25707, 31141, 34419, 42763, 59451, 59983, 67199, 93423, 116071, 128289, 179949, 201597, 217987, 348213, 470393, 653961, 812497, 1276781, 1411179, 2437491, 3830343, 8937467, 26812401]

約数ペア:

[(1, 26812401), (3, 8937467), (7, 3830343), (11, 2437491), (19, 1411179), (21, 1276781), (33, 812497), (41, 653961), (57, 470393), (77, 348213), (123, 217987), (133, 201597), (149, 179949), (209, 128289), (231, 116071), (287, 93423), (399, 67199), (447, 59983), (451, 59451), (627, 42763), (779, 34419), (861, 31141), (1043, 25707), (1353, 19817), (1463, 18327), (1639, 16359), (2337, 11473), (2831, 9471), (3129, 8569), (3157, 8493), (4389, 6109), (4917, 5453)]