161988144

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{108863}}^1$

素因数の和:108905

約数の個数: 40

約数和(自身を含む): 431972352

約数和(自身を除く): 269984208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 108863, 217726, 326589, 435452, 653178, 870904, 1306356, 1741808, 2612712, 3374753, 5225424, 6749506, 10124259, 13499012, 20248518, 26998024, 40497036, 53996048, 80994072, 161988144]

約数ペア:

[(1, 161988144), (2, 80994072), (3, 53996048), (4, 40497036), (6, 26998024), (8, 20248518), (12, 13499012), (16, 10124259), (24, 6749506), (31, 5225424), (48, 3374753), (62, 2612712), (93, 1741808), (124, 1306356), (186, 870904), (248, 653178), (372, 435452), (496, 326589), (744, 217726), (1488, 108863)]