221283664

素因数分解:

$2^4\times 7^1\times {\mathrm{1373}}^1\times {\mathrm{1439}}^1$

素因数の和:2827

約数の個数: 40

約数和(自身を含む): 490682880

約数和(自身を除く): 269399216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1373, 1439, 2746, 2878, 5492, 5756, 9611, 10073, 10984, 11512, 19222, 20146, 21968, 23024, 38444, 40292, 76888, 80584, 153776, 161168, 1975747, 3951494, 7902988, 13830229, 15805976, 27660458, 31611952, 55320916, 110641832, 221283664]

約数ペア:

[(1, 221283664), (2, 110641832), (4, 55320916), (7, 31611952), (8, 27660458), (14, 15805976), (16, 13830229), (28, 7902988), (56, 3951494), (112, 1975747), (1373, 161168), (1439, 153776), (2746, 80584), (2878, 76888), (5492, 40292), (5756, 38444), (9611, 23024), (10073, 21968), (10984, 20146), (11512, 19222)]