209832448

素因数分解:

$2^9\times 7^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:613

約数の個数: 80

約数和(自身を含む): 483969024

約数和(自身を除く): 274136576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 224, 254, 256, 448, 461, 508, 512, 889, 896, 922, 1016, 1778, 1792, 1844, 2032, 3227, 3556, 3584, 3688, 4064, 6454, 7112, 7376, 8128, 12908, 14224, 14752, 16256, 25816, 28448, 29504, 32512, 51632, 56896, 58547, 59008, 65024, 103264, 113792, 117094, 118016, 206528, 227584, 234188, 236032, 409829, 413056, 455168, 468376, 819658, 826112, 936752, 1639316, 1652224, 1873504, 3278632, 3747008, 6557264, 7494016, 13114528, 14988032, 26229056, 29976064, 52458112, 104916224, 209832448]

約数ペア:

[(1, 209832448), (2, 104916224), (4, 52458112), (7, 29976064), (8, 26229056), (14, 14988032), (16, 13114528), (28, 7494016), (32, 6557264), (56, 3747008), (64, 3278632), (112, 1873504), (127, 1652224), (128, 1639316), (224, 936752), (254, 826112), (256, 819658), (448, 468376), (461, 455168), (508, 413056), (512, 409829), (889, 236032), (896, 234188), (922, 227584), (1016, 206528), (1778, 118016), (1792, 117094), (1844, 113792), (2032, 103264), (3227, 65024), (3556, 59008), (3584, 58547), (3688, 56896), (4064, 51632), (6454, 32512), (7112, 29504), (7376, 28448), (8128, 25816), (12908, 16256), (14224, 14752)]