211290296

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{121711}}^1$

素因数の和:121755

約数の個数: 32

約数和(自身を含む): 467374080

約数和(自身を除く): 256083784

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 121711, 243422, 486844, 851977, 973688, 1703954, 3407908, 3773041, 6815816, 7546082, 15092164, 26411287, 30184328, 52822574, 105645148, 211290296]

約数ペア:

[(1, 211290296), (2, 105645148), (4, 52822574), (7, 30184328), (8, 26411287), (14, 15092164), (28, 7546082), (31, 6815816), (56, 3773041), (62, 3407908), (124, 1703954), (217, 973688), (248, 851977), (434, 486844), (868, 243422), (1736, 121711)]