187821972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{401329}}^1$

素因数の和:401352

約数の個数: 36

約数和(自身を含む): 511294420

約数和(自身を除く): 323472448

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 401329, 802658, 1203987, 1605316, 2407974, 3611961, 4815948, 5217277, 7223922, 10434554, 14447844, 15651831, 20869108, 31303662, 46955493, 62607324, 93910986, 187821972]

約数ペア:

[(1, 187821972), (2, 93910986), (3, 62607324), (4, 46955493), (6, 31303662), (9, 20869108), (12, 15651831), (13, 14447844), (18, 10434554), (26, 7223922), (36, 5217277), (39, 4815948), (52, 3611961), (78, 2407974), (117, 1605316), (156, 1203987), (234, 802658), (468, 401329)]