1213213148

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{199673}}^1$

素因数の和:199722

約数の個数: 36

約数和(自身を含む): 2549437632

約数和(自身を除く): 1336224484

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 199673, 399346, 798692, 1397711, 2795422, 5590844, 6189863, 9783977, 12379726, 19567954, 24759452, 39135908, 43329041, 86658082, 173316164, 303303287, 606606574, 1213213148]

約数ペア:

[(1, 1213213148), (2, 606606574), (4, 303303287), (7, 173316164), (14, 86658082), (28, 43329041), (31, 39135908), (49, 24759452), (62, 19567954), (98, 12379726), (124, 9783977), (196, 6189863), (217, 5590844), (434, 2795422), (868, 1397711), (1519, 798692), (3038, 399346), (6076, 199673)]