401331344

素因数分解:

$2^4\times {\mathrm{1439}}^1\times {\mathrm{17431}}^1$

素因数の和:18878

約数の個数: 20

約数和(自身を含む): 778164480

約数和(自身を除く): 376833136

約数列:

[1, 2, 4, 8, 16, 1439, 2878, 5756, 11512, 17431, 23024, 34862, 69724, 139448, 278896, 25083209, 50166418, 100332836, 200665672, 401331344]

約数ペア:

[(1, 401331344), (2, 200665672), (4, 100332836), (8, 50166418), (16, 25083209), (1439, 278896), (2878, 139448), (5756, 69724), (11512, 34862), (17431, 23024)]