259969695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 454616064

約数和(自身を除く): 194646369

約数列:

[1, 3, 5, 15, 17, 51, 71, 83, 85, 173, 213, 249, 255, 355, 415, 519, 865, 1065, 1207, 1245, 1411, 2595, 2941, 3621, 4233, 5893, 6035, 7055, 8823, 12283, 14359, 14705, 17679, 18105, 21165, 29465, 36849, 43077, 44115, 61415, 71795, 88395, 100181, 184245, 208811, 215385, 244103, 300543, 500905, 626433, 732309, 1019489, 1044055, 1220515, 1502715, 3058467, 3132165, 3661545, 5097445, 15292335, 17331313, 51993939, 86656565, 259969695]

約数ペア:

[(1, 259969695), (3, 86656565), (5, 51993939), (15, 17331313), (17, 15292335), (51, 5097445), (71, 3661545), (83, 3132165), (85, 3058467), (173, 1502715), (213, 1220515), (249, 1044055), (255, 1019489), (355, 732309), (415, 626433), (519, 500905), (865, 300543), (1065, 244103), (1207, 215385), (1245, 208811), (1411, 184245), (2595, 100181), (2941, 88395), (3621, 71795), (4233, 61415), (5893, 44115), (6035, 43077), (7055, 36849), (8823, 29465), (12283, 21165), (14359, 18105), (14705, 17679)]