26820045

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 55226880

約数和(自身を除く): 28406835

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 101, 105, 135, 189, 281, 303, 315, 505, 707, 843, 909, 945, 1405, 1515, 1967, 2121, 2529, 2727, 3535, 4215, 4545, 5901, 6363, 7587, 9835, 10605, 12645, 13635, 17703, 19089, 28381, 29505, 31815, 37935, 53109, 85143, 88515, 95445, 141905, 198667, 255429, 265545, 425715, 596001, 766287, 993335, 1277145, 1788003, 2980005, 3831435, 5364009, 8940015, 26820045]

約数ペア:

[(1, 26820045), (3, 8940015), (5, 5364009), (7, 3831435), (9, 2980005), (15, 1788003), (21, 1277145), (27, 993335), (35, 766287), (45, 596001), (63, 425715), (101, 265545), (105, 255429), (135, 198667), (189, 141905), (281, 95445), (303, 88515), (315, 85143), (505, 53109), (707, 37935), (843, 31815), (909, 29505), (945, 28381), (1405, 19089), (1515, 17703), (1967, 13635), (2121, 12645), (2529, 10605), (2727, 9835), (3535, 7587), (4215, 6363), (4545, 5901)]