15307785

素因数分解:

$3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 28252224

約数和(自身を除く): 12944439

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 243, 293, 387, 405, 645, 879, 1161, 1215, 1465, 1935, 2637, 3483, 4395, 5805, 7911, 10449, 12599, 13185, 17415, 23733, 37797, 39555, 52245, 62995, 71199, 113391, 118665, 188985, 340173, 355995, 566955, 1020519, 1700865, 3061557, 5102595, 15307785]

約数ペア:

[(1, 15307785), (3, 5102595), (5, 3061557), (9, 1700865), (15, 1020519), (27, 566955), (43, 355995), (45, 340173), (81, 188985), (129, 118665), (135, 113391), (215, 71199), (243, 62995), (293, 52245), (387, 39555), (405, 37797), (645, 23733), (879, 17415), (1161, 13185), (1215, 12599), (1465, 10449), (1935, 7911), (2637, 5805), (3483, 4395)]