211274895

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 406006272

約数和(自身を除く): 194731377

約数列:

[1, 3, 5, 13, 15, 17, 23, 39, 51, 65, 69, 85, 115, 163, 195, 221, 255, 289, 299, 345, 391, 489, 663, 815, 867, 897, 1105, 1173, 1445, 1495, 1955, 2119, 2445, 2771, 3315, 3749, 3757, 4335, 4485, 5083, 5865, 6357, 6647, 8313, 10595, 11247, 11271, 13855, 15249, 18745, 18785, 19941, 25415, 31785, 33235, 36023, 41565, 47107, 48737, 56235, 56355, 63733, 76245, 86411, 99705, 108069, 141321, 146211, 180115, 191199, 235535, 243685, 259233, 318665, 432055, 540345, 612391, 706605, 731055, 828529, 955995, 1083461, 1296165, 1837173, 2485587, 3061955, 3250383, 4142645, 5417305, 9185865, 12427935, 14084993, 16251915, 42254979, 70424965, 211274895]

約数ペア:

[(1, 211274895), (3, 70424965), (5, 42254979), (13, 16251915), (15, 14084993), (17, 12427935), (23, 9185865), (39, 5417305), (51, 4142645), (65, 3250383), (69, 3061955), (85, 2485587), (115, 1837173), (163, 1296165), (195, 1083461), (221, 955995), (255, 828529), (289, 731055), (299, 706605), (345, 612391), (391, 540345), (489, 432055), (663, 318665), (815, 259233), (867, 243685), (897, 235535), (1105, 191199), (1173, 180115), (1445, 146211), (1495, 141321), (1955, 108069), (2119, 99705), (2445, 86411), (2771, 76245), (3315, 63733), (3749, 56355), (3757, 56235), (4335, 48737), (4485, 47107), (5083, 41565), (5865, 36023), (6357, 33235), (6647, 31785), (8313, 25415), (10595, 19941), (11247, 18785), (11271, 18745), (13855, 15249)]