42428673

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 72648576

約数和(自身を除く): 30219903

約数列:

[1, 3, 7, 9, 21, 53, 63, 97, 131, 159, 291, 371, 393, 477, 679, 873, 917, 1113, 1179, 2037, 2751, 3339, 5141, 6111, 6943, 8253, 12707, 15423, 20829, 35987, 38121, 46269, 48601, 62487, 88949, 107961, 114363, 145803, 266847, 323883, 437409, 673471, 800541, 2020413, 4714297, 6061239, 14142891, 42428673]

約数ペア:

[(1, 42428673), (3, 14142891), (7, 6061239), (9, 4714297), (21, 2020413), (53, 800541), (63, 673471), (97, 437409), (131, 323883), (159, 266847), (291, 145803), (371, 114363), (393, 107961), (477, 88949), (679, 62487), (873, 48601), (917, 46269), (1113, 38121), (1179, 35987), (2037, 20829), (2751, 15423), (3339, 12707), (5141, 8253), (6111, 6943)]