13505909775

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{70981}}^1$

素因数の和:71096

約数の個数: 48

約数和(自身を含む): 23236667520

約数和(自身を除く): 9730757745

約数列:

[1, 3, 5, 15, 25, 43, 59, 75, 129, 177, 215, 295, 645, 885, 1075, 1475, 2537, 3225, 4425, 7611, 12685, 38055, 63425, 70981, 190275, 212943, 354905, 1064715, 1774525, 3052183, 4187879, 5323575, 9156549, 12563637, 15260915, 20939395, 45782745, 62818185, 76304575, 104696975, 180078797, 228913725, 314090925, 540236391, 900393985, 2701181955, 4501969925, 13505909775]

約数ペア:

[(1, 13505909775), (3, 4501969925), (5, 2701181955), (15, 900393985), (25, 540236391), (43, 314090925), (59, 228913725), (75, 180078797), (129, 104696975), (177, 76304575), (215, 62818185), (295, 45782745), (645, 20939395), (885, 15260915), (1075, 12563637), (1475, 9156549), (2537, 5323575), (3225, 4187879), (4425, 3052183), (7611, 1774525), (12685, 1064715), (38055, 354905), (63425, 212943), (70981, 190275)]