349804532

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1823}}^1$

素因数の和:1941

約数の個数: 72

約数和(自身を含む): 785998080

約数和(自身を除く): 436193548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 89, 98, 154, 178, 196, 308, 356, 539, 623, 979, 1078, 1246, 1823, 1958, 2156, 2492, 3646, 3916, 4361, 6853, 7292, 8722, 12761, 13706, 17444, 20053, 25522, 27412, 40106, 47971, 51044, 80212, 89327, 95942, 140371, 162247, 178654, 191884, 280742, 324494, 357308, 561484, 648988, 982597, 1135729, 1784717, 1965194, 2271458, 3569434, 3930388, 4542916, 7138868, 7950103, 12493019, 15900206, 24986038, 31800412, 49972076, 87451133, 174902266, 349804532]

約数ペア:

[(1, 349804532), (2, 174902266), (4, 87451133), (7, 49972076), (11, 31800412), (14, 24986038), (22, 15900206), (28, 12493019), (44, 7950103), (49, 7138868), (77, 4542916), (89, 3930388), (98, 3569434), (154, 2271458), (178, 1965194), (196, 1784717), (308, 1135729), (356, 982597), (539, 648988), (623, 561484), (979, 357308), (1078, 324494), (1246, 280742), (1823, 191884), (1958, 178654), (2156, 162247), (2492, 140371), (3646, 95942), (3916, 89327), (4361, 80212), (6853, 51044), (7292, 47971), (8722, 40106), (12761, 27412), (13706, 25522), (17444, 20053)]