259006384

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{177889}}^1$

素因数の和:177917

約数の個数: 40

約数和(自身を含む): 617634080

約数和(自身を除く): 358627696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 177889, 355778, 711556, 1245223, 1423112, 2312557, 2490446, 2846224, 4625114, 4980892, 9250228, 9961784, 16187899, 18500456, 19923568, 32375798, 37000912, 64751596, 129503192, 259006384]

約数ペア:

[(1, 259006384), (2, 129503192), (4, 64751596), (7, 37000912), (8, 32375798), (13, 19923568), (14, 18500456), (16, 16187899), (26, 9961784), (28, 9250228), (52, 4980892), (56, 4625114), (91, 2846224), (104, 2490446), (112, 2312557), (182, 1423112), (208, 1245223), (364, 711556), (728, 355778), (1456, 177889)]