16399305

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 32853912

約数和(自身を除く): 16454607

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 97, 117, 153, 195, 221, 255, 289, 291, 485, 585, 663, 765, 867, 873, 1105, 1261, 1445, 1455, 1649, 1989, 2601, 3315, 3757, 3783, 4335, 4365, 4947, 6305, 8245, 9945, 11271, 11349, 13005, 14841, 18785, 18915, 21437, 24735, 28033, 33813, 56355, 56745, 64311, 74205, 84099, 107185, 140165, 169065, 192933, 252297, 321555, 364429, 420495, 964665, 1093287, 1261485, 1822145, 3279861, 5466435, 16399305]

約数ペア:

[(1, 16399305), (3, 5466435), (5, 3279861), (9, 1822145), (13, 1261485), (15, 1093287), (17, 964665), (39, 420495), (45, 364429), (51, 321555), (65, 252297), (85, 192933), (97, 169065), (117, 140165), (153, 107185), (195, 84099), (221, 74205), (255, 64311), (289, 56745), (291, 56355), (485, 33813), (585, 28033), (663, 24735), (765, 21437), (867, 18915), (873, 18785), (1105, 14841), (1261, 13005), (1445, 11349), (1455, 11271), (1649, 9945), (1989, 8245), (2601, 6305), (3315, 4947), (3757, 4365), (3783, 4335)]