611213325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 1086308448

約数和(自身を除く): 475095123

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 163, 173, 255, 289, 425, 489, 519, 815, 865, 867, 1275, 1445, 2445, 2595, 2771, 2941, 4075, 4325, 4335, 7225, 8313, 8823, 12225, 12975, 13855, 14705, 21675, 28199, 41565, 44115, 47107, 49997, 69275, 73525, 84597, 140995, 141321, 149991, 207825, 220575, 235535, 249985, 422985, 479383, 704975, 706605, 749955, 1177675, 1249925, 1438149, 2114925, 2396915, 3533025, 3749775, 7190745, 8149511, 11984575, 24448533, 35953725, 40747555, 122242665, 203737775, 611213325]

約数ペア:

[(1, 611213325), (3, 203737775), (5, 122242665), (15, 40747555), (17, 35953725), (25, 24448533), (51, 11984575), (75, 8149511), (85, 7190745), (163, 3749775), (173, 3533025), (255, 2396915), (289, 2114925), (425, 1438149), (489, 1249925), (519, 1177675), (815, 749955), (865, 706605), (867, 704975), (1275, 479383), (1445, 422985), (2445, 249985), (2595, 235535), (2771, 220575), (2941, 207825), (4075, 149991), (4325, 141321), (4335, 140995), (7225, 84597), (8313, 73525), (8823, 69275), (12225, 49997), (12975, 47107), (13855, 44115), (14705, 41565), (21675, 28199)]