121389328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{953}}^1$

素因数の和:1399

約数の個数: 40

約数和(自身を含む): 248421600

約数和(自身を除く): 127032272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 419, 838, 953, 1676, 1906, 3352, 3812, 6704, 7624, 7961, 15248, 15922, 18107, 31844, 36214, 63688, 72428, 127376, 144856, 289712, 399307, 798614, 1597228, 3194456, 6388912, 7586833, 15173666, 30347332, 60694664, 121389328]

約数ペア:

[(1, 121389328), (2, 60694664), (4, 30347332), (8, 15173666), (16, 7586833), (19, 6388912), (38, 3194456), (76, 1597228), (152, 798614), (304, 399307), (419, 289712), (838, 144856), (953, 127376), (1676, 72428), (1906, 63688), (3352, 36214), (3812, 31844), (6704, 18107), (7624, 15922), (7961, 15248)]