293899281

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 467470080

約数和(自身を除く): 173570799

約数列:

[1, 3, 13, 17, 39, 43, 51, 61, 129, 169, 183, 221, 507, 559, 663, 731, 793, 1037, 1677, 2193, 2197, 2379, 2623, 2873, 3111, 6591, 7267, 7869, 8619, 9503, 10309, 13481, 21801, 28509, 30927, 34099, 37349, 40443, 44591, 94471, 102297, 112047, 123539, 133773, 134017, 175253, 283413, 370617, 402051, 443287, 525759, 579683, 1329861, 1606007, 1739049, 2278289, 4818021, 5762731, 6834867, 7535879, 17288193, 22607637, 97966427, 293899281]

約数ペア:

[(1, 293899281), (3, 97966427), (13, 22607637), (17, 17288193), (39, 7535879), (43, 6834867), (51, 5762731), (61, 4818021), (129, 2278289), (169, 1739049), (183, 1606007), (221, 1329861), (507, 579683), (559, 525759), (663, 443287), (731, 402051), (793, 370617), (1037, 283413), (1677, 175253), (2193, 134017), (2197, 133773), (2379, 123539), (2623, 112047), (2873, 102297), (3111, 94471), (6591, 44591), (7267, 40443), (7869, 37349), (8619, 34099), (9503, 30927), (10309, 28509), (13481, 21801)]