217551406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{59021}}^1$

素因数の和:59139

約数の個数: 16

約数和(自身を含む): 347049360

約数和(自身を除く): 129497954

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 59021, 118042, 1121399, 2242798, 5725037, 11450074, 108775703, 217551406]

約数ペア:

[(1, 217551406), (2, 108775703), (19, 11450074), (38, 5725037), (97, 2242798), (194, 1121399), (1843, 118042), (3686, 59021)]