253338384

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{405991}}^1$

素因数の和:406015

約数の個数: 40

約数和(自身を含む): 704802112

約数和(自身を除く): 451463728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 405991, 811982, 1217973, 1623964, 2435946, 3247928, 4871892, 5277883, 6495856, 9743784, 10555766, 15833649, 19487568, 21111532, 31667298, 42223064, 63334596, 84446128, 126669192, 253338384]

約数ペア:

[(1, 253338384), (2, 126669192), (3, 84446128), (4, 63334596), (6, 42223064), (8, 31667298), (12, 21111532), (13, 19487568), (16, 15833649), (24, 10555766), (26, 9743784), (39, 6495856), (48, 5277883), (52, 4871892), (78, 3247928), (104, 2435946), (156, 1623964), (208, 1217973), (312, 811982), (624, 405991)]